{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "162449215",
    "entityType": "User",
    "nonce": "0xbfea6ffb76ae9872461adf9841c8e4aa6ddfe060c66ccd36291750a05ed029d3",
    "signature": "0xe843154c8880aa9ca26a626670236999a92a5b7364f630e312cf3b83858a8dda440f1502f06d125a6b18c2c82cf5a27b967e2d240568bec784b52ccf7cfdf4fa1c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}