{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1363743",
    "entityType": "User",
    "nonce": "0xe96995c79d9f0fb56855c9ca0b200915c3d3df46e1523c89d7a2da7107fc7089",
    "signature": "0xcc9b4a83addaab4db595b9429ec6f731473b8fe41552df9c363cabdbe9a750be0529d9c7fdbbfd09069a2ce217baf2d298ebbce651ae64d834cde2ba248eb8b11b",
    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}