{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "16752",
    "entityType": "User",
    "nonce": "0x4d5676cf1bb131032aed7528a2da0e4b0caa8c23230f93fba42e71c7ead80ff6",
    "signature": "0x0d377607f33eb82a3d835fb9ea1d8b48db90b34297f59b177166ba80e9d16357168d1afa7c6834569aa8625b50f73262245f4a3a90abc606f441af8fba8800fa1b",
    "signer": "0x040629E31a68119093b9a0111257C8449c2f8e10",
    "userId": "20"
  }
}