{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "128410",
    "entityType": "User",
    "nonce": "0x39cece49a31f7dae981efb63b5c4ffd4917440c74b25ec018828d142301447e5",
    "signature": "0x7dd9e769fb5c00f03b76e1fc5906c57a1f836667547c8ade33f1524015a4ec743eb907d7e095adc6a00cfec31c4a68aa994a726cb96b4dcae5b379b898c9f18b1b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}