{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "754103162",
    "entityType": "User",
    "nonce": "0x0aec83ddbdf932809cd7a4e7ed9b73f49685cb588e43968bf730352f3617cba3",
    "signature": "0x3e7a97ba77304d41e85bc376b1dcc8b63359e98029869abca8b63abf25c311f24f281454777b5f00d9e5a09892425eaa7279b567ac8efa83cad7727ec16dad5e1c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}