{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "860501393",
    "entityType": "User",
    "nonce": "0x71703047c45c9fe040d42f5b3708952f989d2b46ee8cfef82f29b888e408c725",
    "signature": "0xe336e0163ea8705fd46bfdec815a53098b5834bca646ebea7d9308c9eee53b8a31372b24ac5ed01ffb6b216c55f55409a4d48732166e394ff7c9fc8267122ec01c",
    "signer": "0x6AAB6EaEa3f7F15750b649C269b0391dcB19dEeb",
    "userId": "92019297"
  }
}