{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "97654",
    "entityType": "User",
    "nonce": "0xfa903e9d26bdac2e08c3c584771cebefd6128aee60e622d63b9b42bfde9b5740",
    "signature": "0xf96f50ee3fbca81e983b5d85247bc83f09caa447906d5c7c58ea71bdbf59db30022f06b0c6b24d631804115e14f31524560830a511b181df3136df7d9b9922791c",
    "signer": "0xA27B00F57fC7B3E81c4d7C4919aCec97E1fCf667",
    "userId": "329513359"
  }
}