{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1104",
    "entityType": "User",
    "nonce": "0xd321829ba1b16e1cc662e8ef2c3be8b63029452d536216fc377a5ea6d99f67dd",
    "signature": "0x62cadce287863c2eb7136eaab27a08bd7a3c66f2b91754510bb9002d327054e031dccc82c397e08fb0478a9c500c4e8daddfc9a959e85ec63414c017d544cffb1c",
    "signer": "0x59765b22C96E88dA578af23E8611d6ca2dcCd7C9",
    "userId": "377610060"
  }
}