{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "30491",
    "entityType": "User",
    "nonce": "0xb92e4550fa28f8e40149c88d07f53452cf84e040095b4b6723a5afcaf237d00a",
    "signature": "0xfe835d7117fd801705fbb64de6d31747b5d4bc208e6ec66b5e9b832ef0ce836772239dc1a7f5fc853157e0517b25847cf25d691087ca9ffd159e3dabdc83135f1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}