{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xd8f3a646bc5e6cf8e7f762caea820ca1261c9c18c1d277a2498cf8dfece411ce",
    "signature": "0x195989e96a662a21d700748014caa320861e792d43cea2ec2e43b5ed0602449745a0018edecb71c5c020e4f674e1ee2c08b65f39917542ceaf6b98948c93fbae1c",
    "signer": "0xcE1000874CF7A0a7b16c35A55F7D6f10C607A868",
    "userId": "442277469"
  }
}