{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "7892",
    "entityType": "User",
    "nonce": "0x213ac26528c9034ccdf6043540c80b63d83a65f118b3e2c11b5274b12d9e6653",
    "signature": "0xc3f8a48886d4ce84dd704299320d98086ec6c86f516f839fab4b8b79c9d31ddb361e0b67668e34ab4685b4945df69c0b0a3170bb067502b82fa01437562e49521c",
    "signer": "0x040629E31a68119093b9a0111257C8449c2f8e10",
    "userId": "20"
  }
}