{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1104",
    "entityType": "User",
    "nonce": "0x41392bd7c8a450ada52315b8e512ed04ca2f735b1a39bb1ac392c46bea53ef8d",
    "signature": "0x1d7081cd3161320a5a4ff1296ac6c1f2ebed83026af9ff95b6c1ffd576ac1a4d7f43f3e475f3ef162f481b16c104dcc402d4f99d834cee33577fe727ef49e3351c",
    "signer": "0xAd33018d1AA234072Eed7f991F9891f3688158d3",
    "userId": "413212044"
  }
}