{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "200080308",
    "entityType": "User",
    "nonce": "0xd1364dca75aa3e94bc9fad9d0a5ea835d2230a41faf1b9a9f2353aac9e8fac2c",
    "signature": "0x5be2df229d417b29be325e0ea6440fe9daa0fa9c06e644a044ff4d3a275f61d23cee9f7ee3e9a15bd84ac807b7ac4e18ce81f7a724649d7db8013aed4f03aa251c",
    "signer": "0xd85E4A094e4C057572A9D525C9737051A17ab609",
    "userId": "696716320"
  }
}