{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "33388",
    "entityType": "User",
    "nonce": "0xeec6c68524f5db62b133422cc29a5b080a54378fb211960a183965b5f6a9eb18",
    "signature": "0xfd107e5c1ed9282fdbfe8bbf947554de0fda71e47b48272ea004236ed363a01702d418ce37a081a335f8cbb05af24554a6ea8373e9650e373ad8b183bea8cdcc1b",
    "signer": "0x39788E2D020D54760872178Cea0d5AF12732F02D",
    "userId": "720903941"
  }
}