{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "320082",
    "entityType": "User",
    "nonce": "0x69459bad17d6491e07e824401e9778cca8b38430155cb44220fd7a5b233becd5",
    "signature": "0x09ea0e07d30cc630ddbc585f8420bc65ded546fc2c58b85fa3c338999041702e43f9ac255479e5855b0140d1f01de3304ad452bb774e89a280b534605e6518091b",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}