pantoshub-abi.md

Pantos Hub ABI

The Pantos Hub ABI is a JSON representation of the PantosHub smart contract's interface, containing the functions and events necessary to register tokens and service nodes, and to submit cross-chain token transfers.

The ABI acts as an interface between the contract's bytecode and the outside world. Here's a breakdown of the important elements in the Pantos Hub ABI.

Functions

pause

Pauses the Pantos Hub.

The function can only be called by the pauser role and only if the contract is not paused.

function pause() external;

unpause

Unpauses the Pantos Hub.

The function can only be called by the super critical ops role and only if the contract is paused.

function unpause() external;

setPantosForwarder

Sets the Pantos Forwarder contract address.

The function can only be called by the super critical ops role and only if the contract is paused.

function setPantosForwarder(address pantosForwarder) external;

Parameters

Name	Type	Description
pantosForwarder	address	The address of the Pantos Forwarder contract.

setPantosToken

Set the Pantos Token contract address.

The function can only be called by the super critical ops role and only if the contract is paused.

function setPantosToken(address pantosToken) external;

Parameters

Name	Type	Description
pantosToken	address	The address of the Pantos Token contract.

setPrimaryValidatorNode

Update the primary validator node.

The function can only be called by the super critical ops role and only if the contract is paused.

function setPrimaryValidatorNode(address primaryValidatorNodeAddress)
    external;

Parameters

Name	Type	Description
primaryValidatorNodeAddress	address	The address of the primary validator node.

registerBlockchain

Used by the super critical ops role to register a new blockchain.

The function can only be called by the super critical ops role.

function registerBlockchain(
    uint256 blockchainId,
    string calldata name,
    uint256 validatorFeeFactor
) external;

Parameters

Name	Type	Description
blockchainId	uint256	The ID of the new blockchain.
name	string	The name of the new blockchain.
validatorFeeFactor	uint256	The validator fee factor of the new blockchain.

unregisterBlockchain

Used by the super critical ops role to unregister a blockchain.

function unregisterBlockchain(uint256 blockchainId) external;

Parameters

Name	Type	Description
blockchainId	uint256	The id of the blockchain to be unregistered.

updateBlockchainName

Used by the medium critical ops role to update the name of a registered blockchain.

The function can only be called by the medium critical ops role and if the contract is paused.

function updateBlockchainName(uint256 blockchainId, string calldata name)
    external;

Parameters

Name	Type	Description
blockchainId	uint256	The id of the blockchain to be updated.
name	string	The new name of the blockchain.

initiateValidatorFeeFactorUpdate

Initiate an update of a validator fee factor.

The function can only be called by the medium critical ops role.

function initiateValidatorFeeFactorUpdate(
    uint256 blockchainId,
    uint256 newValidatorFeeFactor
) external;

Parameters

Name	Type	Description
blockchainId	uint256	The ID of the blockchain the validator fee factor is updated for.
newValidatorFeeFactor	uint256	The new validator fee factor.

executeValidatorFeeFactorUpdate

Execute an update of a validator fee factor.

The function can only be called when the time delay after an initiated update has elapsed.

function executeValidatorFeeFactorUpdate(uint256 blockchainId) external;

Parameters

Name	Type	Description
blockchainId	uint256	The ID of the blockchain the validator fee factor is updated for.

initiateUnbondingPeriodServiceNodeDepositUpdate

Initiate an update of the unbonding period for service node deposits.

The function can only be called by the medium critical ops role.

function initiateUnbondingPeriodServiceNodeDepositUpdate(
    uint256 newUnbondingPeriodServiceNodeDeposit
) external;

Parameters

Name	Type	Description
newUnbondingPeriodServiceNodeDeposit	uint256	The new unbonding period (in seconds) for service node deposits.

executeUnbondingPeriodServiceNodeDepositUpdate

Execute an update of the unbonding period for service node deposits.

The function can only be called when the time delay after an initiated update has elapsed.

function executeUnbondingPeriodServiceNodeDepositUpdate() external;

initiateMinimumServiceNodeDepositUpdate

Initiate an update of the minimum service node deposit.

The function can only be called by the medium critical ops role.

function initiateMinimumServiceNodeDepositUpdate(
    uint256 newMinimumServiceNodeDeposit
) external;

Parameters

Name	Type	Description
newMinimumServiceNodeDeposit	uint256	The new minimum service node deposit.

executeMinimumServiceNodeDepositUpdate

Execute an update of the minimum service node deposit.

The function can only be called when the time delay after an initiated update has elapsed.

function executeMinimumServiceNodeDepositUpdate() external;

initiateParameterUpdateDelayUpdate

Initiate an update of the parameter update delay.

The function can only be called by the medium critical ops role.

function initiateParameterUpdateDelayUpdate(uint256 newParameterUpdateDelay)
    external;

Parameters

Name	Type	Description
newParameterUpdateDelay	uint256	The new parameter update delay.

executeParameterUpdateDelayUpdate

Execute an update of the parameter update delay.

The function can only be called when the time delay after an initiated update has elapsed.

function executeParameterUpdateDelayUpdate() external;

registerToken

Allows a user to register a token with the Pantos Hub. The user is required to be the owner of the token contract.

function registerToken(address token) external;

Parameters

Name	Type	Description
token	address	The address of the token contract.

unregisterToken

Allows a user to unregister a token with the Pantos Hub. The user is required to be the owner of the token contract.

function unregisterToken(address token) external;

Parameters

Name	Type	Description
token	address	The address of the token contract.

registerExternalToken

Allows a user to register an external token with the Pantos Hub. The external token is a token contract on another blockchain.

The owner of a token residing on the current blockchain can register an external token with the Pantos Hub. The external token is a token contract on another blockchain. The external token is required to be deployed on the blockchain with the given id. The external token is required to be registered with the Pantos Hub on the blockchain with the given id.

function registerExternalToken(
    address token,
    uint256 blockchainId,
    string calldata externalToken
) external;

Parameters

Name	Type	Description
token	address	The address of the token contract on the current blockchain.
blockchainId	uint256	The id of the blockchain on which the external token is deployed.
externalToken	string	The address of the token contract on the external blockchain.

unregisterExternalToken

Allows a user to unregister an external token from the Pantos Hub on the current blockchain. The external token is a token contract on another blockchain. Unregistering an external token from the Pantos Hub makes it impossible to transfer tokens between the current blockchain and the blockchain on which the external token is deployed.

The owner of a token residing on the current blockchain can unregister an external token from the Pantos Hub. The external token is a token contract on another blockchain. The external token is required to be deployed on the blockchain with the given id. The external token is required to be registered with the Pantos Hub on the blockchain with the given id. Unregistering an external token from the Pantos Hub makes it impossible to transfer tokens between the current blockchain and the blockchain on which the external token is deployed.

function unregisterExternalToken(address token, uint256 blockchainId)
    external;

Parameters

Name	Type	Description
token	address	The address of the token contract on the current blockchain.
blockchainId	uint256	The id of the blockchain on which the external token is deployed.

registerServiceNode

Used by a service node or its withdrawal address to register a service node at the Pantos Hub.

The function is only callable by a service node itself or its withdrawal address. The service node is required to provide a URL under which it is reachable. The service node is required to provide a deposit in PAN in order to register. The deposit is required to be at least the minimum service node deposit. The service node is required to provide a withdrawal address where the deposit will be returned after the unregistration and the elapse of the unbonding period. The service node is required to be registered at the Pantos Hub in order to be able to transfer tokens between blockchains. If the service node was unregistered, this function can be called only if the deposit has already been withdrawn. If the service node intends to register again after an uregistration but the deposit has not been withdrawn, use the cancelServiceNodeUnregistration function.

function registerServiceNode(
    address serviceNodeAddress,
    string calldata url,
    uint256 deposit,
    address withdrawalAddress
) external;

Parameters

Name	Type	Description
serviceNodeAddress	address	The registered service node address.
url	string	The URL under which the service node is reachable.
deposit	uint256	The provided deposit in PAN.
withdrawalAddress	address	The address where the deposit will be returned to after the service node has been unregistered.

unregisterServiceNode

Used by a service node or its withdrawal address to unregister a service node from the Pantos Hub.

The function is only callable by a service node itself or its withdrawal address. The service node is required to be registered in the Pantos Hub in order to be able to transfer tokens between blockchains. Unregistering a service node from the Pantos Hub makes it impossible to transfer tokens between blockchains using the service node. The deposit of the service node can be withdrawn after the elapse of the unbonding period by calling the withdrawServiceNodeDeposit function at the PantosHub.

function unregisterServiceNode(address serviceNodeAddress) external;

Parameters

Name	Type	Description
serviceNodeAddress	address	The address of the service node which is unregistered.

withdrawServiceNodeDeposit

Used by a service node or its withdrawal address to withdraw the deposit from the Pantos Hub.

The function is only callable by a service node itself or its withdrawal address. The deposit can be withdrawn only if the unbonding period has elapsed. The unbonding period is the minimum time that must pass between the unregistration of the service node and the withdrawal of the deposit.

function withdrawServiceNodeDeposit(address serviceNodeAddress) external;

Parameters

Name	Type	Description
serviceNodeAddress	address	The address of the service node which wants to withdraw its deposit.

cancelServiceNodeUnregistration

Used by a service node or its withdrawal address to cancel the unregistration from the PantosHub.

The function is only callable by a service node itself or its withdrawal address. A service node might need to have its unregistration cancelled if a new registration is required before the unbondoing period would elapse.

function cancelServiceNodeUnregistration(address serviceNodeAddress)
    external;

Parameters

Name	Type	Description
serviceNodeAddress	address	The address of the service node to cancel the unregistration for.

increaseServiceNodeDeposit

Increase a service node's deposit at the Pantos Hub.

The function is only callable by an active service node itself or the account of its withdrawal address.

function increaseServiceNodeDeposit(
    address serviceNodeAddress,
    uint256 deposit
) external;

Parameters

Name	Type	Description
serviceNodeAddress	address	The address of the service node which will have its deposit increased.
deposit	uint256	The amount that will be added to the current deposit of the service node.

decreaseServiceNodeDeposit

Decrease a service node's deposit at the Pantos Hub.

The function is only callable by an active service node itself or the account of its withdrawal address.

function decreaseServiceNodeDeposit(
    address serviceNodeAddress,
    uint256 deposit
) external;

Parameters

Name	Type	Description
serviceNodeAddress	address	The address of the service node which will have its deposit decreased.
deposit	uint256	The amount that will be subtracted from the current deposit of the service node.

updateServiceNodeUrl

Used by a service node to update its url in the Pantos Hub.

The function is only callable by a service node itself. The service node is required to provide a new unique url under which it is reachable.

function updateServiceNodeUrl(string calldata url) external;

Parameters

Name	Type	Description
url	string	The new url as string.

getPantosForwarder

Returns the address of the Pantos Forwarder contract.

function getPantosForwarder() external view returns (address);

Returns

Name	Type	Description
<none>	address	The address of the Pantos Forwarder contract.

getPantosToken

Returns the address of the Pantos Token contract.

function getPantosToken() external view returns (address);

Returns

Name	Type	Description
<none>	address	The address of the Pantos Token contract.

getPrimaryValidatorNode

function getPrimaryValidatorNode() external view returns (address);

Returns

Name	Type	Description
<none>	address	The address of the primary validator node.

getNumberBlockchains

Returns the number of blockchains registered with the Pantos Hub.

function getNumberBlockchains() external view returns (uint256);

Returns

Name	Type	Description
<none>	uint256	The number as uint of blockchains registered with the Pantos Hub.

getNumberActiveBlockchains

Returns the number of active blockchains registered with the Pantos Hub.

function getNumberActiveBlockchains() external view returns (uint256);

Returns

Name	Type	Description
<none>	uint256	The number as uint of active blockchains registered with the Pantos Hub.

getCurrentBlockchainId

Returns the blockchain id of the current blockchain.

function getCurrentBlockchainId() external view returns (uint256);

Returns

Name	Type	Description
<none>	uint256	The blockchain id as unit of the current blockchain.

getBlockchainRecord

Returns a blockchain record for a given blockchain id.

More information about the blockchain record can be found at PantosTypes-BlockchainRecord.

function getBlockchainRecord(uint256 blockchainId)
    external
    view
    returns (PantosTypes.BlockchainRecord memory);

Parameters

Name	Type	Description
blockchainId	uint256	The id of the blockchain.

Returns

Name	Type	Description
<none>	PantosTypes.BlockchainRecord	The blockchain record for the given blockchain id.

getCurrentMinimumServiceNodeDeposit

function getCurrentMinimumServiceNodeDeposit()
    external
    view
    returns (uint256);

Returns

Name	Type	Description
<none>	uint256	The current minimum required deposit to register a service node at the Pantos Hub.

getMinimumServiceNodeDeposit

function getMinimumServiceNodeDeposit()
    external
    view
    returns (PantosTypes.UpdatableUint256 memory);

Returns

Name	Type	Description
<none>	PantosTypes.UpdatableUint256	All data related to the minimum required deposit to register a service node at the Pantos Hub.

getCurrentUnbondingPeriodServiceNodeDeposit

function getCurrentUnbondingPeriodServiceNodeDeposit()
    external
    view
    returns (uint256);

Returns

Name	Type	Description
<none>	uint256	The current unbonding period (in seconds) for service node deposits.

getUnbondingPeriodServiceNodeDeposit

function getUnbondingPeriodServiceNodeDeposit()
    external
    view
    returns (PantosTypes.UpdatableUint256 memory);

Returns

Name	Type	Description
<none>	PantosTypes.UpdatableUint256	All data related to the unbonding period (in seconds) for service node deposits.

getTokens

Returns a list of all tokens registered in the Pantos Hub which are also deployed on the same blockchain as this Pantos Hub.

function getTokens() external view returns (address[] memory);

Returns

Name	Type	Description
<none>	address[]	A list of addresses of tokens registered in the Pantos Hub.

getTokenRecord

Returns a token record for a given token address.

More information about the TokenRecord data structure can be found at PantosTypes-TokenRecord.

function getTokenRecord(address token)
    external
    view
    returns (PantosTypes.TokenRecord memory);

Parameters

Name	Type	Description
token	address	The address of a registered token for which a token record is requested.

Returns

Name	Type	Description
<none>	PantosTypes.TokenRecord	A TokenRecord data structure.

getExternalTokenRecord

Returns a external token record for a external token under the given token address and blockchain id.

More information about the ExternalTokenRecord data structure can be found PantosTypes-ExternalTokenRecord.

function getExternalTokenRecord(address token, uint256 blockchainId)
    external
    view
    returns (PantosTypes.ExternalTokenRecord memory);

Parameters

Name	Type	Description
token	address	The address of the token registered in the Pantos Hub and being deployed on the same chain as the Pantos Hub.
blockchainId	uint256	The blockchain id of a different blockchain on which the external token is deployed too.

Returns

Name	Type	Description
<none>	PantosTypes.ExternalTokenRecord	A ExternalTokenRecord data structure.

getServiceNodes

Returns a list of registered service nodes.

function getServiceNodes() external view returns (address[] memory);

Returns

Name	Type	Description
<none>	address[]	A list of addresses of registered services nodes.

getServiceNodeRecord

Returns a service node record for a given service node address.

More information about the ServiceNodeRecord data structure can be found at PantosTypes-ServiceNodeRecord.

function getServiceNodeRecord(address serviceNode)
    external
    view
    returns (PantosTypes.ServiceNodeRecord memory);

Parameters

Name	Type	Description
serviceNode	address	The address of a registered service node.

Returns

Name	Type	Description
<none>	PantosTypes.ServiceNodeRecord	A ServiceNodeRecord data structure.

getCurrentValidatorFeeFactor

function getCurrentValidatorFeeFactor(uint256 blockchainId)
    external
    view
    returns (uint256);

Parameters

Name	Type	Description
blockchainId	uint256	The ID of the blockchain to get the validator fee factor for.

Returns

Name	Type	Description
<none>	uint256	The current validator fee factor for the given blockchain.

getValidatorFeeFactor

function getValidatorFeeFactor(uint256 blockchainId)
    external
    view
    returns (PantosTypes.UpdatableUint256 memory);

Parameters

Name	Type	Description
blockchainId	uint256	The ID of the blockchain to get the validator fee factor for.

Returns

Name	Type	Description
<none>	PantosTypes.UpdatableUint256	All data related to the validator fee factor for the given blockchain.

getCurrentParameterUpdateDelay

function getCurrentParameterUpdateDelay() external view returns (uint256);

Returns

Name	Type	Description
<none>	uint256	The current time delay for updating Pantos Hub parameters.

getParameterUpdateDelay

function getParameterUpdateDelay()
    external
    view
    returns (PantosTypes.UpdatableUint256 memory);

Returns

Name	Type	Description
<none>	PantosTypes.UpdatableUint256	All data related to the time delay for updating Pantos Hub parameters.

isServiceNodeInTheUnbondingPeriod

Takes the service node address and returns whether the service node is in the unbonding period or not.

function isServiceNodeInTheUnbondingPeriod(address serviceNodeAddress)
    external
    view
    returns (bool);

Parameters

Name	Type	Description
serviceNodeAddress	address	The service node address to be checked.

Returns

Name	Type	Description
<none>	bool	True if the service node is in the unbonding period, false otherwise.

isValidValidatorNodeNonce

Check if a given nonce is a valid (i.e. not yet used) validator node nonce.

function isValidValidatorNodeNonce(uint256 nonce)
    external
    view
    returns (bool);

Parameters

Name	Type	Description
nonce	uint256	The nonce to be checked.

Returns

Name	Type	Description
<none>	bool	True if the nonce is valid.

paused

Returns true if the contract is paused, and false otherwise.

function paused() external view returns (bool);

transfer

Transfers token between from a sender to a recipient on the current blockchain. This function can only be called by an active service node

The function is only callable by an active service node. The transfer request is required to be valid and signed by the sender of the tokens. More information about the TransferRequest data structure can be found at PantosTypes-TransferRequest

function transfer(
    PantosTypes.TransferRequest calldata request,
    bytes memory signature
) external returns (uint256);

Parameters

Name	Type	Description
request	PantosTypes.TransferRequest	The TransferRequest data structure containing the transfer request on the current blockchain
signature	bytes	Signature over the transfer request from the sender

Returns

Name	Type	Description
<none>	uint256	The id of the transfer

transferFrom

Sender initiates a token transfer from the current blockchain to a recipient on another blockchain. This function can only be called by an active service node

The function is only callable by an active service node. The transfer request is required to be valid and signed by the sender of the tokens. The senders tokens are burnt on the current blockchain. More information about the TransferFromRequest data structure can be found at PantosTypes-TransferFromRequest

function transferFrom(
    PantosTypes.TransferFromRequest calldata request,
    bytes memory signature
) external returns (uint256);

Parameters

Name	Type	Description
request	PantosTypes.TransferFromRequest	The TransferFromRequest data structure containing the transfer request across blockchains
signature	bytes	Signature over the transfer request from the sender

Returns

Name	Type	Description
<none>	uint256	The id of the transfer

transferTo

Second step of a cross-blockchain token transfer. The function is called by the Pantos Validator on the destination blockchain and the tokens are minted into the recipients wallet.

The function is only callable by the Pantos Validator on the destination blockchain. The transfer request is required to be valid and signed by the Pantos Validator. The tokens are minted into the recipients address on the destination blockchain. More information about the TransferToRequest data structure can be found at PantosTypes-TransferToRequest.

function transferTo(
    PantosTypes.TransferToRequest calldata request,
    address[] memory signerAddresses,
    bytes[] memory signatures
) external returns (uint256);

Parameters

Name	Type	Description
request	PantosTypes.TransferToRequest	The TransferToRequest data structure containing the transfer request across blockchains.
signerAddresses	address[]	The addresses of the validator nodes that signed the transfer (must be ordered from the lowest to the highest address).
signatures	bytes[]	The signatures of the validator nodes (each signature must be in the same array position as the corresponding signer address).

Returns

Name	Type	Description
<none>	uint256	The ID of the transfer.

isValidSenderNonce

Takes a sender address and a nonce and returns whether the nonce is valid for the sender or not

function isValidSenderNonce(address sender, uint256 nonce)
    external
    view
    returns (bool);

Parameters

Name	Type	Description
sender	address	The address of the sender
nonce	uint256	The nonce to be checked

Returns

Name	Type	Description
<none>	bool	True if the nonce is valid, false otherwise

verifyTransfer

Verifies if a TransferRequest data structure is valid or not

The function reverts if the TransferRequest data structure is not valid

function verifyTransfer(
    PantosTypes.TransferRequest calldata request,
    bytes memory signature
) external view;

Parameters

Name	Type	Description
request	PantosTypes.TransferRequest	The TransferRequest data structure to be checked
signature	bytes	The signature over the TransferRequest data structure

verifyTransferFrom

Verifies if a TransferFromRequest data structure is valid or not

The function reverts if the TransferFromRequest data structure is not valid

function verifyTransferFrom(
    PantosTypes.TransferFromRequest calldata request,
    bytes memory signature
) external view;

Parameters

Name	Type	Description
request	PantosTypes.TransferFromRequest	The TransferFromRequest data structure to be checked
signature	bytes	The signature over the TransferFromRequest data

verifyTransferTo

Verifies if a TransferToRequest data structure is valid or not.

The function reverts if the TransferToRequest data structure is not valid.

function verifyTransferTo(
    PantosTypes.TransferToRequest calldata request,
    address[] memory signerAddresses,
    bytes[] memory signatures
) external view;

Parameters

Name	Type	Description
request	PantosTypes.TransferToRequest	The TransferToRequest data structure to be checked.
signerAddresses	address[]	The addresses of the validator nodes that signed the transfer (must be ordered from the lowest to the highest address).
signatures	bytes[]	The signatures of the validator nodes (each signature must be in the same array position as the corresponding signer address).

getNextTransferId

This function returns a transfer id to be used in next transfer.

function getNextTransferId() external view returns (uint256);

Events

Paused

event Paused(address account);

Unpaused

event Unpaused(address account);

PantosForwarderSet

event PantosForwarderSet(address pantosForwarder);

PantosTokenSet

event PantosTokenSet(address pantosToken);

PrimaryValidatorNodeUpdated

Event that is emitted when the primary validator node is updated.

event PrimaryValidatorNodeUpdated(address primaryValidatorNodeAddress);

Parameters

Name	Type	Description
primaryValidatorNodeAddress	address	The address of the primary validator node.

BlockchainRegistered

Event that is emitted when a new blockchain is registered.

event BlockchainRegistered(uint256 blockchainId, uint256 validatorFeeFactor);

Parameters

Name	Type	Description
blockchainId	uint256	The ID of the new blockchain.
validatorFeeFactor	uint256	The validator fee factor of the new blockchain.

BlockchainUnregistered

Event that is emitted when an already registered blockchain is unregistered.

event BlockchainUnregistered(uint256 blockchainId);

Parameters

Name	Type	Description
blockchainId	uint256	The id of the blockchain.

BlockchainNameUpdated

event BlockchainNameUpdated(uint256 blockchainId);

TokenRegistered

event TokenRegistered(address token);

TokenUnregistered

event TokenUnregistered(address token);

ExternalTokenRegistered

event ExternalTokenRegistered(address token, uint256 blockchainId);

ExternalTokenUnregistered

event ExternalTokenUnregistered(address token, uint256 blockchainId);

ServiceNodeRegistered

Event that is emitted when a new service node is registered.

event ServiceNodeRegistered(address serviceNode);

Parameters

Name	Type	Description
serviceNode	address	The address of the new service node.

ServiceNodeUnregistered

Event that is emitted when a registered service node is unregistered.

event ServiceNodeUnregistered(address serviceNode);

Parameters

Name	Type	Description
serviceNode	address	The address of the registered service node.

ServiceNodeUrlUpdated

Event that is emitted when a registered service node url is updated.

event ServiceNodeUrlUpdated(address serviceNode);

Parameters

Name	Type	Description
serviceNode	address	The address of the registered service node.

UnbondingPeriodServiceNodeDepositUpdateInitiated

Event that is emitted when an update of the unbonding period for service node deposits is initiated.

event UnbondingPeriodServiceNodeDepositUpdateInitiated(
    uint256 newUnbondingPeriodServiceNodeDeposit, uint256 earliestUpdateTime
);

Parameters

Name	Type	Description
newUnbondingPeriodServiceNodeDeposit	uint256	The new unbonding period (in seconds) for service node deposits.
earliestUpdateTime	uint256	The earliest time when the update can be executed.

UnbondingPeriodServiceNodeDepositUpdateExecuted

Event that is emitted when an update of the unbonding period for service node deposits is executed.

event UnbondingPeriodServiceNodeDepositUpdateExecuted(
    uint256 newUnbondingPeriodServiceNodeDeposit
);

Parameters

Name	Type	Description
newUnbondingPeriodServiceNodeDeposit	uint256	The new unbonding period (in seconds) for service node deposits.

MinimumServiceNodeDepositUpdateInitiated

Event that is emitted when an update of the minimum service node deposit is initiated.

event MinimumServiceNodeDepositUpdateInitiated(
    uint256 newMinimumServiceNodeDeposit, uint256 earliestUpdateTime
);

Parameters

Name	Type	Description
newMinimumServiceNodeDeposit	uint256	The new minimum service node deposit.
earliestUpdateTime	uint256	The earliest time when the update can be executed.

MinimumServiceNodeDepositUpdateExecuted

Event that is emitted when an update of the minimum service node deposit is executed.

event MinimumServiceNodeDepositUpdateExecuted(
    uint256 newMinimumServiceNodeDeposit
);

Parameters

Name	Type	Description
newMinimumServiceNodeDeposit	uint256	The new minimum service node deposit.

ValidatorFeeFactorUpdateInitiated

Event that is emitted when an update of a validator fee factor is initiated.

event ValidatorFeeFactorUpdateInitiated(
    uint256 blockchainId,
    uint256 newValidatorFeeFactor,
    uint256 earliestUpdateTime
);

Parameters

Name	Type	Description
blockchainId	uint256	The ID of the blockchain the validator fee factor is updated for.
newValidatorFeeFactor	uint256	The new validator fee factor.
earliestUpdateTime	uint256	The earliest time when the update can be executed.

ValidatorFeeFactorUpdateExecuted

Event that is emitted when an update of a validator fee factor is executed.

event ValidatorFeeFactorUpdateExecuted(
    uint256 blockchainId, uint256 newValidatorFeeFactor
);

Parameters

Name	Type	Description
blockchainId	uint256	The ID of the blockchain the validator fee factor is updated for.
newValidatorFeeFactor	uint256	The new validator fee factor.

ParameterUpdateDelayUpdateInitiated

Event that is emitted when an update of the parameter update delay is initiated.

event ParameterUpdateDelayUpdateInitiated(
    uint256 newParameterUpdateDelay, uint256 earliestUpdateTime
);

Parameters

Name	Type	Description
newParameterUpdateDelay	uint256	The new parameter update delay.
earliestUpdateTime	uint256	The earliest time when the update can be executed.

ParameterUpdateDelayUpdateExecuted

Event that is emitted when an update of the parameter update delay is executed.

event ParameterUpdateDelayUpdateExecuted(uint256 newParameterUpdateDelay);

Parameters

Name	Type	Description
newParameterUpdateDelay	uint256	The new parameter update delay.

TransferSucceeded

Event that is emitted when a Pantos single-chain token transfer succeeded.

event TransferSucceeded(
    uint256 transferId, PantosTypes.TransferRequest request, bytes signature
);

Parameters

Name	Type	Description
transferId	uint256	The unique Pantos transfer ID on the blockchain.
request	PantosTypes.TransferRequest	The transfer request.
signature	bytes	The sender's signature.

TransferFailed

Event that is emitted when a Pantos single-chain token transfer failed.

event TransferFailed(
    uint256 transferId,
    PantosTypes.TransferRequest request,
    bytes signature,
    bytes32 tokenData
);

Parameters

Name	Type	Description
transferId	uint256	The unique Pantos transfer ID on the blockchain.
request	PantosTypes.TransferRequest	The transfer request.
signature	bytes	The sender's signature.
tokenData	bytes32	Optional PANDAS token data (may contain an error message).

TransferFromSucceeded

Event that is emitted when a Pantos cross-chain token transfer succeeded on the source blockchain.

event TransferFromSucceeded(
    uint256 sourceTransferId,
    PantosTypes.TransferFromRequest request,
    bytes signature
);

Parameters

Name	Type	Description
sourceTransferId	uint256	The unique Pantos transfer ID on the source blockchain.
request	PantosTypes.TransferFromRequest	The transfer request.
signature	bytes	The sender's signature.

TransferFromFailed

Event that is emitted when a Pantos cross-chain token transfer failed on the source blockchain.

event TransferFromFailed(
    uint256 sourceTransferId,
    PantosTypes.TransferFromRequest request,
    bytes signature,
    bytes32 sourceTokenData
);

Parameters

Name	Type	Description
sourceTransferId	uint256	The unique Pantos transfer ID on the source blockchain.
request	PantosTypes.TransferFromRequest	The transfer request.
signature	bytes	The sender's signature.
sourceTokenData	bytes32	Optional PANDAS token data (may contain an error message).

TransferToSucceeded

Event that is emitted when a Pantos cross-chain token transfer succeeded on the destination blockchain.

event TransferToSucceeded(
    uint256 destinationTransferId,
    PantosTypes.TransferToRequest request,
    address[] signerAddresses,
    bytes[] signatures
);

Parameters

Name	Type	Description
destinationTransferId	uint256	The unique Pantos transfer ID on the destination blockchain.
request	PantosTypes.TransferToRequest	The transfer request.
signerAddresses	address[]	The addresses of the validator nodes that signed the transfer.
signatures	bytes[]	The signatures of the validator nodes (each signature is in the same array position as the corresponding signer address).

ABI

[
  {
    "type": "function",
    "name": "cancelServiceNodeUnregistration",
    "inputs": [
      {
        "name": "serviceNodeAddress",
        "type": "address",
        "internalType": "address"
      }
    ],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "decreaseServiceNodeDeposit",
    "inputs": [
      {
        "name": "serviceNodeAddress",
        "type": "address",
        "internalType": "address"
      },
      {
        "name": "deposit",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "executeMinimumServiceNodeDepositUpdate",
    "inputs": [],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "executeParameterUpdateDelayUpdate",
    "inputs": [],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "executeUnbondingPeriodServiceNodeDepositUpdate",
    "inputs": [],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "executeValidatorFeeFactorUpdate",
    "inputs": [
      {
        "name": "blockchainId",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "getBlockchainRecord",
    "inputs": [
      {
        "name": "blockchainId",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "tuple",
        "internalType": "struct PantosTypes.BlockchainRecord",
        "components": [
          {
            "name": "active",
            "type": "bool",
            "internalType": "bool"
          },
          {
            "name": "name",
            "type": "string",
            "internalType": "string"
          }
        ]
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "getCurrentBlockchainId",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "getCurrentMinimumServiceNodeDeposit",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "getCurrentParameterUpdateDelay",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "getCurrentUnbondingPeriodServiceNodeDeposit",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "getCurrentValidatorFeeFactor",
    "inputs": [
      {
        "name": "blockchainId",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "getExternalTokenRecord",
    "inputs": [
      {
        "name": "token",
        "type": "address",
        "internalType": "address"
      },
      {
        "name": "blockchainId",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "tuple",
        "internalType": "struct PantosTypes.ExternalTokenRecord",
        "components": [
          {
            "name": "active",
            "type": "bool",
            "internalType": "bool"
          },
          {
            "name": "externalToken",
            "type": "string",
            "internalType": "string"
          }
        ]
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "getMinimumServiceNodeDeposit",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "tuple",
        "internalType": "struct PantosTypes.UpdatableUint256",
        "components": [
          {
            "name": "currentValue",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "pendingValue",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "updateTime",
            "type": "uint256",
            "internalType": "uint256"
          }
        ]
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "getNextTransferId",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "getNumberActiveBlockchains",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "getNumberBlockchains",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "getPantosForwarder",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "address",
        "internalType": "address"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "getPantosToken",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "address",
        "internalType": "address"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "getParameterUpdateDelay",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "tuple",
        "internalType": "struct PantosTypes.UpdatableUint256",
        "components": [
          {
            "name": "currentValue",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "pendingValue",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "updateTime",
            "type": "uint256",
            "internalType": "uint256"
          }
        ]
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "getPrimaryValidatorNode",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "address",
        "internalType": "address"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "getServiceNodeRecord",
    "inputs": [
      {
        "name": "serviceNode",
        "type": "address",
        "internalType": "address"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "tuple",
        "internalType": "struct PantosTypes.ServiceNodeRecord",
        "components": [
          {
            "name": "active",
            "type": "bool",
            "internalType": "bool"
          },
          {
            "name": "url",
            "type": "string",
            "internalType": "string"
          },
          {
            "name": "deposit",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "withdrawalAddress",
            "type": "address",
            "internalType": "address"
          },
          {
            "name": "withdrawalTime",
            "type": "uint256",
            "internalType": "uint256"
          }
        ]
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "getServiceNodes",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "address[]",
        "internalType": "address[]"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "getTokenRecord",
    "inputs": [
      {
        "name": "token",
        "type": "address",
        "internalType": "address"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "tuple",
        "internalType": "struct PantosTypes.TokenRecord",
        "components": [
          {
            "name": "active",
            "type": "bool",
            "internalType": "bool"
          }
        ]
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "getTokens",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "address[]",
        "internalType": "address[]"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "getUnbondingPeriodServiceNodeDeposit",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "tuple",
        "internalType": "struct PantosTypes.UpdatableUint256",
        "components": [
          {
            "name": "currentValue",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "pendingValue",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "updateTime",
            "type": "uint256",
            "internalType": "uint256"
          }
        ]
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "getValidatorFeeFactor",
    "inputs": [
      {
        "name": "blockchainId",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "tuple",
        "internalType": "struct PantosTypes.UpdatableUint256",
        "components": [
          {
            "name": "currentValue",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "pendingValue",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "updateTime",
            "type": "uint256",
            "internalType": "uint256"
          }
        ]
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "increaseServiceNodeDeposit",
    "inputs": [
      {
        "name": "serviceNodeAddress",
        "type": "address",
        "internalType": "address"
      },
      {
        "name": "deposit",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "initiateMinimumServiceNodeDepositUpdate",
    "inputs": [
      {
        "name": "newMinimumServiceNodeDeposit",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "initiateParameterUpdateDelayUpdate",
    "inputs": [
      {
        "name": "newParameterUpdateDelay",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "initiateUnbondingPeriodServiceNodeDepositUpdate",
    "inputs": [
      {
        "name": "newUnbondingPeriodServiceNodeDeposit",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "initiateValidatorFeeFactorUpdate",
    "inputs": [
      {
        "name": "blockchainId",
        "type": "uint256",
        "internalType": "uint256"
      },
      {
        "name": "newValidatorFeeFactor",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "isServiceNodeInTheUnbondingPeriod",
    "inputs": [
      {
        "name": "serviceNodeAddress",
        "type": "address",
        "internalType": "address"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "bool",
        "internalType": "bool"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "isValidSenderNonce",
    "inputs": [
      {
        "name": "sender",
        "type": "address",
        "internalType": "address"
      },
      {
        "name": "nonce",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "bool",
        "internalType": "bool"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "isValidValidatorNodeNonce",
    "inputs": [
      {
        "name": "nonce",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "bool",
        "internalType": "bool"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "pause",
    "inputs": [],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "paused",
    "inputs": [],
    "outputs": [
      {
        "name": "",
        "type": "bool",
        "internalType": "bool"
      }
    ],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "registerBlockchain",
    "inputs": [
      {
        "name": "blockchainId",
        "type": "uint256",
        "internalType": "uint256"
      },
      {
        "name": "name",
        "type": "string",
        "internalType": "string"
      },
      {
        "name": "validatorFeeFactor",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "registerExternalToken",
    "inputs": [
      {
        "name": "token",
        "type": "address",
        "internalType": "address"
      },
      {
        "name": "blockchainId",
        "type": "uint256",
        "internalType": "uint256"
      },
      {
        "name": "externalToken",
        "type": "string",
        "internalType": "string"
      }
    ],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "registerServiceNode",
    "inputs": [
      {
        "name": "serviceNodeAddress",
        "type": "address",
        "internalType": "address"
      },
      {
        "name": "url",
        "type": "string",
        "internalType": "string"
      },
      {
        "name": "deposit",
        "type": "uint256",
        "internalType": "uint256"
      },
      {
        "name": "withdrawalAddress",
        "type": "address",
        "internalType": "address"
      }
    ],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "registerToken",
    "inputs": [
      {
        "name": "token",
        "type": "address",
        "internalType": "address"
      }
    ],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "setPantosForwarder",
    "inputs": [
      {
        "name": "pantosForwarder",
        "type": "address",
        "internalType": "address"
      }
    ],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "setPantosToken",
    "inputs": [
      {
        "name": "pantosToken",
        "type": "address",
        "internalType": "address"
      }
    ],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "setPrimaryValidatorNode",
    "inputs": [
      {
        "name": "primaryValidatorNodeAddress",
        "type": "address",
        "internalType": "address"
      }
    ],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "transfer",
    "inputs": [
      {
        "name": "request",
        "type": "tuple",
        "internalType": "struct PantosTypes.TransferRequest",
        "components": [
          {
            "name": "sender",
            "type": "address",
            "internalType": "address"
          },
          {
            "name": "recipient",
            "type": "address",
            "internalType": "address"
          },
          {
            "name": "token",
            "type": "address",
            "internalType": "address"
          },
          {
            "name": "amount",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "serviceNode",
            "type": "address",
            "internalType": "address"
          },
          {
            "name": "fee",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "nonce",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "validUntil",
            "type": "uint256",
            "internalType": "uint256"
          }
        ]
      },
      {
        "name": "signature",
        "type": "bytes",
        "internalType": "bytes"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "transferFrom",
    "inputs": [
      {
        "name": "request",
        "type": "tuple",
        "internalType": "struct PantosTypes.TransferFromRequest",
        "components": [
          {
            "name": "destinationBlockchainId",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "sender",
            "type": "address",
            "internalType": "address"
          },
          {
            "name": "recipient",
            "type": "string",
            "internalType": "string"
          },
          {
            "name": "sourceToken",
            "type": "address",
            "internalType": "address"
          },
          {
            "name": "destinationToken",
            "type": "string",
            "internalType": "string"
          },
          {
            "name": "amount",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "serviceNode",
            "type": "address",
            "internalType": "address"
          },
          {
            "name": "fee",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "nonce",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "validUntil",
            "type": "uint256",
            "internalType": "uint256"
          }
        ]
      },
      {
        "name": "signature",
        "type": "bytes",
        "internalType": "bytes"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "transferTo",
    "inputs": [
      {
        "name": "request",
        "type": "tuple",
        "internalType": "struct PantosTypes.TransferToRequest",
        "components": [
          {
            "name": "sourceBlockchainId",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "sourceTransferId",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "sourceTransactionId",
            "type": "string",
            "internalType": "string"
          },
          {
            "name": "sender",
            "type": "string",
            "internalType": "string"
          },
          {
            "name": "recipient",
            "type": "address",
            "internalType": "address"
          },
          {
            "name": "sourceToken",
            "type": "string",
            "internalType": "string"
          },
          {
            "name": "destinationToken",
            "type": "address",
            "internalType": "address"
          },
          {
            "name": "amount",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "nonce",
            "type": "uint256",
            "internalType": "uint256"
          }
        ]
      },
      {
        "name": "signerAddresses",
        "type": "address[]",
        "internalType": "address[]"
      },
      {
        "name": "signatures",
        "type": "bytes[]",
        "internalType": "bytes[]"
      }
    ],
    "outputs": [
      {
        "name": "",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "unpause",
    "inputs": [],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "unregisterBlockchain",
    "inputs": [
      {
        "name": "blockchainId",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "unregisterExternalToken",
    "inputs": [
      {
        "name": "token",
        "type": "address",
        "internalType": "address"
      },
      {
        "name": "blockchainId",
        "type": "uint256",
        "internalType": "uint256"
      }
    ],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "unregisterServiceNode",
    "inputs": [
      {
        "name": "serviceNodeAddress",
        "type": "address",
        "internalType": "address"
      }
    ],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "unregisterToken",
    "inputs": [
      {
        "name": "token",
        "type": "address",
        "internalType": "address"
      }
    ],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "updateBlockchainName",
    "inputs": [
      {
        "name": "blockchainId",
        "type": "uint256",
        "internalType": "uint256"
      },
      {
        "name": "name",
        "type": "string",
        "internalType": "string"
      }
    ],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "updateServiceNodeUrl",
    "inputs": [
      {
        "name": "url",
        "type": "string",
        "internalType": "string"
      }
    ],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "type": "function",
    "name": "verifyTransfer",
    "inputs": [
      {
        "name": "request",
        "type": "tuple",
        "internalType": "struct PantosTypes.TransferRequest",
        "components": [
          {
            "name": "sender",
            "type": "address",
            "internalType": "address"
          },
          {
            "name": "recipient",
            "type": "address",
            "internalType": "address"
          },
          {
            "name": "token",
            "type": "address",
            "internalType": "address"
          },
          {
            "name": "amount",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "serviceNode",
            "type": "address",
            "internalType": "address"
          },
          {
            "name": "fee",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "nonce",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "validUntil",
            "type": "uint256",
            "internalType": "uint256"
          }
        ]
      },
      {
        "name": "signature",
        "type": "bytes",
        "internalType": "bytes"
      }
    ],
    "outputs": [],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "verifyTransferFrom",
    "inputs": [
      {
        "name": "request",
        "type": "tuple",
        "internalType": "struct PantosTypes.TransferFromRequest",
        "components": [
          {
            "name": "destinationBlockchainId",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "sender",
            "type": "address",
            "internalType": "address"
          },
          {
            "name": "recipient",
            "type": "string",
            "internalType": "string"
          },
          {
            "name": "sourceToken",
            "type": "address",
            "internalType": "address"
          },
          {
            "name": "destinationToken",
            "type": "string",
            "internalType": "string"
          },
          {
            "name": "amount",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "serviceNode",
            "type": "address",
            "internalType": "address"
          },
          {
            "name": "fee",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "nonce",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "validUntil",
            "type": "uint256",
            "internalType": "uint256"
          }
        ]
      },
      {
        "name": "signature",
        "type": "bytes",
        "internalType": "bytes"
      }
    ],
    "outputs": [],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "verifyTransferTo",
    "inputs": [
      {
        "name": "request",
        "type": "tuple",
        "internalType": "struct PantosTypes.TransferToRequest",
        "components": [
          {
            "name": "sourceBlockchainId",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "sourceTransferId",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "sourceTransactionId",
            "type": "string",
            "internalType": "string"
          },
          {
            "name": "sender",
            "type": "string",
            "internalType": "string"
          },
          {
            "name": "recipient",
            "type": "address",
            "internalType": "address"
          },
          {
            "name": "sourceToken",
            "type": "string",
            "internalType": "string"
          },
          {
            "name": "destinationToken",
            "type": "address",
            "internalType": "address"
          },
          {
            "name": "amount",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "nonce",
            "type": "uint256",
            "internalType": "uint256"
          }
        ]
      },
      {
        "name": "signerAddresses",
        "type": "address[]",
        "internalType": "address[]"
      },
      {
        "name": "signatures",
        "type": "bytes[]",
        "internalType": "bytes[]"
      }
    ],
    "outputs": [],
    "stateMutability": "view"
  },
  {
    "type": "function",
    "name": "withdrawServiceNodeDeposit",
    "inputs": [
      {
        "name": "serviceNodeAddress",
        "type": "address",
        "internalType": "address"
      }
    ],
    "outputs": [],
    "stateMutability": "nonpayable"
  },
  {
    "type": "event",
    "name": "BlockchainNameUpdated",
    "inputs": [
      {
        "name": "blockchainId",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      }
    ],
    "anonymous": false
  },
  {
    "type": "event",
    "name": "BlockchainRegistered",
    "inputs": [
      {
        "name": "blockchainId",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      },
      {
        "name": "validatorFeeFactor",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      }
    ],
    "anonymous": false
  },
  {
    "type": "event",
    "name": "BlockchainUnregistered",
    "inputs": [
      {
        "name": "blockchainId",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      }
    ],
    "anonymous": false
  },
  {
    "type": "event",
    "name": "ExternalTokenRegistered",
    "inputs": [
      {
        "name": "token",
        "type": "address",
        "indexed": false,
        "internalType": "address"
      },
      {
        "name": "blockchainId",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      }
    ],
    "anonymous": false
  },
  {
    "type": "event",
    "name": "ExternalTokenUnregistered",
    "inputs": [
      {
        "name": "token",
        "type": "address",
        "indexed": false,
        "internalType": "address"
      },
      {
        "name": "blockchainId",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      }
    ],
    "anonymous": false
  },
  {
    "type": "event",
    "name": "MinimumServiceNodeDepositUpdateExecuted",
    "inputs": [
      {
        "name": "newMinimumServiceNodeDeposit",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      }
    ],
    "anonymous": false
  },
  {
    "type": "event",
    "name": "MinimumServiceNodeDepositUpdateInitiated",
    "inputs": [
      {
        "name": "newMinimumServiceNodeDeposit",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      },
      {
        "name": "earliestUpdateTime",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      }
    ],
    "anonymous": false
  },
  {
    "type": "event",
    "name": "PantosForwarderSet",
    "inputs": [
      {
        "name": "pantosForwarder",
        "type": "address",
        "indexed": false,
        "internalType": "address"
      }
    ],
    "anonymous": false
  },
  {
    "type": "event",
    "name": "PantosTokenSet",
    "inputs": [
      {
        "name": "pantosToken",
        "type": "address",
        "indexed": false,
        "internalType": "address"
      }
    ],
    "anonymous": false
  },
  {
    "type": "event",
    "name": "ParameterUpdateDelayUpdateExecuted",
    "inputs": [
      {
        "name": "newParameterUpdateDelay",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      }
    ],
    "anonymous": false
  },
  {
    "type": "event",
    "name": "ParameterUpdateDelayUpdateInitiated",
    "inputs": [
      {
        "name": "newParameterUpdateDelay",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      },
      {
        "name": "earliestUpdateTime",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      }
    ],
    "anonymous": false
  },
  {
    "type": "event",
    "name": "Paused",
    "inputs": [
      {
        "name": "account",
        "type": "address",
        "indexed": false,
        "internalType": "address"
      }
    ],
    "anonymous": false
  },
  {
    "type": "event",
    "name": "PrimaryValidatorNodeUpdated",
    "inputs": [
      {
        "name": "primaryValidatorNodeAddress",
        "type": "address",
        "indexed": false,
        "internalType": "address"
      }
    ],
    "anonymous": false
  },
  {
    "type": "event",
    "name": "ServiceNodeRegistered",
    "inputs": [
      {
        "name": "serviceNode",
        "type": "address",
        "indexed": false,
        "internalType": "address"
      }
    ],
    "anonymous": false
  },
  {
    "type": "event",
    "name": "ServiceNodeUnregistered",
    "inputs": [
      {
        "name": "serviceNode",
        "type": "address",
        "indexed": false,
        "internalType": "address"
      }
    ],
    "anonymous": false
  },
  {
    "type": "event",
    "name": "ServiceNodeUrlUpdated",
    "inputs": [
      {
        "name": "serviceNode",
        "type": "address",
        "indexed": false,
        "internalType": "address"
      }
    ],
    "anonymous": false
  },
  {
    "type": "event",
    "name": "TokenRegistered",
    "inputs": [
      {
        "name": "token",
        "type": "address",
        "indexed": false,
        "internalType": "address"
      }
    ],
    "anonymous": false
  },
  {
    "type": "event",
    "name": "TokenUnregistered",
    "inputs": [
      {
        "name": "token",
        "type": "address",
        "indexed": false,
        "internalType": "address"
      }
    ],
    "anonymous": false
  },
  {
    "type": "event",
    "name": "TransferFailed",
    "inputs": [
      {
        "name": "transferId",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      },
      {
        "name": "request",
        "type": "tuple",
        "indexed": false,
        "internalType": "struct PantosTypes.TransferRequest",
        "components": [
          {
            "name": "sender",
            "type": "address",
            "internalType": "address"
          },
          {
            "name": "recipient",
            "type": "address",
            "internalType": "address"
          },
          {
            "name": "token",
            "type": "address",
            "internalType": "address"
          },
          {
            "name": "amount",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "serviceNode",
            "type": "address",
            "internalType": "address"
          },
          {
            "name": "fee",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "nonce",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "validUntil",
            "type": "uint256",
            "internalType": "uint256"
          }
        ]
      },
      {
        "name": "signature",
        "type": "bytes",
        "indexed": false,
        "internalType": "bytes"
      },
      {
        "name": "tokenData",
        "type": "bytes32",
        "indexed": false,
        "internalType": "bytes32"
      }
    ],
    "anonymous": false
  },
  {
    "type": "event",
    "name": "TransferFromFailed",
    "inputs": [
      {
        "name": "sourceTransferId",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      },
      {
        "name": "request",
        "type": "tuple",
        "indexed": false,
        "internalType": "struct PantosTypes.TransferFromRequest",
        "components": [
          {
            "name": "destinationBlockchainId",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "sender",
            "type": "address",
            "internalType": "address"
          },
          {
            "name": "recipient",
            "type": "string",
            "internalType": "string"
          },
          {
            "name": "sourceToken",
            "type": "address",
            "internalType": "address"
          },
          {
            "name": "destinationToken",
            "type": "string",
            "internalType": "string"
          },
          {
            "name": "amount",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "serviceNode",
            "type": "address",
            "internalType": "address"
          },
          {
            "name": "fee",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "nonce",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "validUntil",
            "type": "uint256",
            "internalType": "uint256"
          }
        ]
      },
      {
        "name": "signature",
        "type": "bytes",
        "indexed": false,
        "internalType": "bytes"
      },
      {
        "name": "sourceTokenData",
        "type": "bytes32",
        "indexed": false,
        "internalType": "bytes32"
      }
    ],
    "anonymous": false
  },
  {
    "type": "event",
    "name": "TransferFromSucceeded",
    "inputs": [
      {
        "name": "sourceTransferId",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      },
      {
        "name": "request",
        "type": "tuple",
        "indexed": false,
        "internalType": "struct PantosTypes.TransferFromRequest",
        "components": [
          {
            "name": "destinationBlockchainId",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "sender",
            "type": "address",
            "internalType": "address"
          },
          {
            "name": "recipient",
            "type": "string",
            "internalType": "string"
          },
          {
            "name": "sourceToken",
            "type": "address",
            "internalType": "address"
          },
          {
            "name": "destinationToken",
            "type": "string",
            "internalType": "string"
          },
          {
            "name": "amount",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "serviceNode",
            "type": "address",
            "internalType": "address"
          },
          {
            "name": "fee",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "nonce",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "validUntil",
            "type": "uint256",
            "internalType": "uint256"
          }
        ]
      },
      {
        "name": "signature",
        "type": "bytes",
        "indexed": false,
        "internalType": "bytes"
      }
    ],
    "anonymous": false
  },
  {
    "type": "event",
    "name": "TransferSucceeded",
    "inputs": [
      {
        "name": "transferId",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      },
      {
        "name": "request",
        "type": "tuple",
        "indexed": false,
        "internalType": "struct PantosTypes.TransferRequest",
        "components": [
          {
            "name": "sender",
            "type": "address",
            "internalType": "address"
          },
          {
            "name": "recipient",
            "type": "address",
            "internalType": "address"
          },
          {
            "name": "token",
            "type": "address",
            "internalType": "address"
          },
          {
            "name": "amount",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "serviceNode",
            "type": "address",
            "internalType": "address"
          },
          {
            "name": "fee",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "nonce",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "validUntil",
            "type": "uint256",
            "internalType": "uint256"
          }
        ]
      },
      {
        "name": "signature",
        "type": "bytes",
        "indexed": false,
        "internalType": "bytes"
      }
    ],
    "anonymous": false
  },
  {
    "type": "event",
    "name": "TransferToSucceeded",
    "inputs": [
      {
        "name": "destinationTransferId",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      },
      {
        "name": "request",
        "type": "tuple",
        "indexed": false,
        "internalType": "struct PantosTypes.TransferToRequest",
        "components": [
          {
            "name": "sourceBlockchainId",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "sourceTransferId",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "sourceTransactionId",
            "type": "string",
            "internalType": "string"
          },
          {
            "name": "sender",
            "type": "string",
            "internalType": "string"
          },
          {
            "name": "recipient",
            "type": "address",
            "internalType": "address"
          },
          {
            "name": "sourceToken",
            "type": "string",
            "internalType": "string"
          },
          {
            "name": "destinationToken",
            "type": "address",
            "internalType": "address"
          },
          {
            "name": "amount",
            "type": "uint256",
            "internalType": "uint256"
          },
          {
            "name": "nonce",
            "type": "uint256",
            "internalType": "uint256"
          }
        ]
      },
      {
        "name": "signerAddresses",
        "type": "address[]",
        "indexed": false,
        "internalType": "address[]"
      },
      {
        "name": "signatures",
        "type": "bytes[]",
        "indexed": false,
        "internalType": "bytes[]"
      }
    ],
    "anonymous": false
  },
  {
    "type": "event",
    "name": "UnbondingPeriodServiceNodeDepositUpdateExecuted",
    "inputs": [
      {
        "name": "newUnbondingPeriodServiceNodeDeposit",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      }
    ],
    "anonymous": false
  },
  {
    "type": "event",
    "name": "UnbondingPeriodServiceNodeDepositUpdateInitiated",
    "inputs": [
      {
        "name": "newUnbondingPeriodServiceNodeDeposit",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      },
      {
        "name": "earliestUpdateTime",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      }
    ],
    "anonymous": false
  },
  {
    "type": "event",
    "name": "Unpaused",
    "inputs": [
      {
        "name": "account",
        "type": "address",
        "indexed": false,
        "internalType": "address"
      }
    ],
    "anonymous": false
  },
  {
    "type": "event",
    "name": "ValidatorFeeFactorUpdateExecuted",
    "inputs": [
      {
        "name": "blockchainId",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      },
      {
        "name": "newValidatorFeeFactor",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      }
    ],
    "anonymous": false
  },
  {
    "type": "event",
    "name": "ValidatorFeeFactorUpdateInitiated",
    "inputs": [
      {
        "name": "blockchainId",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      },
      {
        "name": "newValidatorFeeFactor",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      },
      {
        "name": "earliestUpdateTime",
        "type": "uint256",
        "indexed": false,
        "internalType": "uint256"
      }
    ],
    "anonymous": false
  }
]