{
  "manageEntity": {
    "action": "Create",
    "entityId": "1084387618",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"body\":\"جزاك الله خيرا اخي\",\"entity_id\":1162273166,\"track_timestamp_s\":18}}",
    "nonce": "0xef58924c37cd502de52ee9f19cb6056a736fe090d46aaee961c5fbad76e2c2fb",
    "signature": "0xaeb10f8b266f576f428b7b6a5f92259c2aed720cbaf27e609bf67ad2b40b3d5a7807f411567ab94d5762a47238b28a947ebaa6200439d327dfefe7d8da20c6ce1b",
    "signer": "0x114403E20fa6Ffb2402271F4cDF61553F6939bDb",
    "userId": "909995713"
  }
}