{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "30603",
    "entityType": "User",
    "nonce": "0x97d72951881eef41e5f08e0d12fc9b501b993d20ec82bf3543c58e03e0750bb5",
    "signature": "0x427c3c7ae8f6c749620a9ef728a3c5876b8bd8cbb5eb905ef909301684adc499128eac6388bc31d5a07236855ba3b93884566d03074c565a8c1ae47dc95c67ea1b",
    "signer": "0x6D7f9B90BAFd6B52f8d961a1106d927aCCE656C7",
    "userId": "94304"
  }
}