{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "707937",
    "entityType": "User",
    "nonce": "0x6b8b4b0db71e9c47b35afca4e41b05b7fed5cc6455005a327ae764b71e3cb8f4",
    "signature": "0x4a42d81dcd6c46524527bf486c3f038183d5dd38aaf534199ba89daa544c23bb1fb08f692b099e0b4636fc2136c6471ba1d0c5a60882f29ca0eb44abfdeb91eb1b",
    "signer": "0x040629E31a68119093b9a0111257C8449c2f8e10",
    "userId": "20"
  }
}