{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "35251",
    "entityType": "User",
    "nonce": "0x7f9823bc6f2e8e8a3f779c6c8f23401fe7e30be814da56465c5b0b8832a16ab1",
    "signature": "0x96fad7d9232e2957905e25346ef57224074542566a28ad0f71a40e729a680ecb3a0a85191c689b9f2f26b3a7fee5a64ef47e18e21f2c148384d6a17b49d988181c",
    "signer": "0x294F540CE80e30CBc9Fb7bEA94F956ABdEcdEf68",
    "userId": "809640913"
  }
}