{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "4084",
    "entityType": "User",
    "nonce": "0xb6f6c454571012b3ba091f34885dfe2e36a75eec0d7caa7b62f1170b14b2b2cf",
    "signature": "0x13095c913dc98e9e4348d59cef95d556a8e7a0ca78e85ec14e83dcc49c62556f6675655c7d42d9b6862269495bea7302f18b90be9f9b90bcf4d835d3020072741c",
    "signer": "0x742Fff9be20F80Ce7285c8Ab12B9018Ef3Cf14F0",
    "userId": "111467392"
  }
}