{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x24ece059fcbd86a61c7ed9b6e437ceaed8071cdaded32795960d521b2ed0953d",
    "signature": "0x2af39dd02d279d5d7f26a50e190477b733ffe0f03297f39d5388f25e59664fb57b519941622c5dace31b0e05f75b3e94abde55bc98d6f265dfd6889c80b2aa3e1b",
    "signer": "0xfa67138510661b6c60260Df80fb52B3c8172991d",
    "userId": "538675500"
  }
}