sample state

{
  entities: {
    tracks: {
      1: {
        id: 1,
        title: "lalala",
        uploaderId: 5,
      },
      2: {
        id: 2,
        track: "boom",
        uploaderId: 6,
      },
      3: {
        id: 3,
        title: "uh oh",
        uploaderId: 6,
      }
    },
    users: {
      5: {
        id: 5,
        username: "timbedford",      
      },
      6: {
        id: 6,
        username: "janedoe"
      }
    },
    likes: {
      1: {
        id: 1,
        userId: 1,
        trackId: 2
      },
      2: {
        id: 2,
        userId: 1,
        trackId: 3
      }
    },
    reposts: {
      1: {
        id: 1,
        userId: 1,
        trackId: 2
      }
    }
  },
  errors: {
    login: ["Password is too short (must be at least 6 characters"],
    trackUpload: ["Title is missing, "Audio file is too large"],
    addTrackToPlaylist: ["Track already belongs to current playlist"]
  },
  ui: {
    tracksPerPage: 10,
    loading: true
  }
  session: {
    currentUserId: 5,
    loggedIn: true
  }
}