{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "1495091",
    "entityType": "User",
    "nonce": "0xe8e250033b31be9c128e95978f14b49755d8055f7c7e364d59b5188a81299b6b",
    "signature": "0x91b83a2007db4cb4f895539ca517334296fd52e4d978288b92f0a32d91d0541306cb933a896da937317c38413da6b439aab52f65628544f1baf7b3e597fce3861c",
    "signer": "0x849ff9BA1AB2a3d37b1388f2b207aea59DACCaB6",
    "userId": "901768902"
  }
}