{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "219003",
    "entityType": "User",
    "nonce": "0x8b8878d45699d7f783cd1c9ff3a2221fda1e0e2d66dca66c6d6eec926d468faa",
    "signature": "0xe4135e0b90e5e30fce91f3654a4eb0eed1e5cf38096769e8f1abd933195d720f2c9b880b3ae4e92ea864a0dc6d5b916bd4e7c41e16f567ca6147ca5471604d591b",
    "signer": "0x2E09706d061Da2bB66d01F583c734E89CFCd23D1",
    "userId": "14811"
  }
}