{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "37362455",
    "entityType": "User",
    "nonce": "0x5864c6a307164934bce13f0eda1a2ecf92002274543fd2e2395bbd27208126b6",
    "signature": "0xa7800317945a69a6d75693305681f216dea702c12c4f3bf4aff72b56fd33cc075a26a51bbdcd39cf8f0a5a8637b01ef23a083a327a34fe4c890cb2ae5105cf311c",
    "signer": "0xe5F8de0eEb1c50b6f4a2f6070DB79ff97eD3fE77",
    "userId": "435903624"
  }
}