{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "34115162",
    "entityType": "User",
    "nonce": "0x5abed48b771f923fee8f5757395c2a9f58daa2bd4dbbbc3695d0e223abe6d218",
    "signature": "0xd31b6c9547302ce983d9edd1874888e1c6688555138ba7a56915176c153af1f3644a0f23bdd7ae51a9244cbd80a9691dc8616c0385e3640631660dd33f96703b1c",
    "signer": "0xd489B786708CDd8661b152CFF27695dC12c8c0C9",
    "userId": "647391197"
  }
}