{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x26cf33f2e7f0e5305af475d18fa4883dcd7c45be1d37ccc3f18c997e53a8bcc3",
    "signature": "0x79feeca2f6d297dad0285355a5710da85f1034a74ebece8e04be3a530ae981cd2ba6eba95e7258becde4b5404a6338003e035089152c453e957502dac9b08f131b",
    "signer": "0xb9CF6D4fB5A0967FCae7FB78a58c5d1EBeE54905",
    "userId": "638875775"
  }
}