{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "593684426",
    "entityType": "User",
    "nonce": "0xaefc8e6c86956ba003b2f2496f670ad0fce9989dd653475b044ce58931fab4f2",
    "signature": "0xedc8dba736d1ada7ae1ed4e59e3046ca2137fdd8b616485828cce9db73b3212010dc5ba9cdcb20ed9ea303cc77091fb3f792c08180f2fbbb57a5ee5859760d161b",
    "signer": "0x4b1189bC8Aee2eb6CeD0578e2f69157Ae9DeC090",
    "userId": "67696412"
  }
}