{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "892407125",
    "entityType": "User",
    "nonce": "0x0fa8ec9d357106807a789566f9850c25fa70edd79d1a34e95bbd6a174c58e10f",
    "signature": "0xcd3249e4fb262af021fdaa5383e6c15dba1767760c1f405fd95b510238d3050036486e273ae8daba0defefe2a69143e70cea0f09d2d79b6c62e287d16d9ba1b41b",
    "signer": "0x27204C77Baa4a510c92A96A4ba3661CC53EE568E",
    "userId": "35918963"
  }
}