{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "182733",
    "entityType": "User",
    "nonce": "0x7ff9afe941a220416f0e42ce783f97b04dc0194e8602e56be01a4be89a3b4eb7",
    "signature": "0x6c6eb9114f0765f4c71c87aa4f09b5766b22e9c08ecdc7780b703a0fb65f2eed3692b32fb370c3fb7f938a12919269baf2711374b134bdb441528e558e92810e1b",
    "signer": "0xCbeD07e86835F78Aaa98F4139515996B2714e0f1",
    "userId": "973874643"
  }
}