{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "735",
    "entityType": "User",
    "nonce": "0x87e60b2ff382b469cfa1297855f309280aeb1d83e4f3b4a7b01b698f6181423a",
    "signature": "0xb4427a558d501599bda34d8d337f13382db0549fa9d101111ae28e58ce4f3bd7396ed285ef3e34f63fa05b0ee822c99cbb4c1abb7ffccf39623c921e0a9882811c",
    "signer": "0x25E1Cc64Bd72FaD56C1D4C44e1fc2307BdcDa0c5",
    "userId": "7892"
  }
}