{
  "manageEntity": {
    "action": "Create",
    "entityId": "1387211106",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1387211106,\"description\":\"\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Rock\",\"isrc\":\"\",\"is_unlisted\":false,\"iswc\":\"\",\"license\":null,\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"sunomusic\",\"title\":\"Blurred Devotion\",\"duration\":304,\"audio_upload_id\":\"4b7a6166d7fbf9934c69d485ec249934\",\"track_cid\":\"baeaaaiqsecd2azn2zwkmqsaseez5gss7ehd73v2saqkrajxxxjzna64elbbps\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsebadk77hobnb6jqmkwleiz5rkxdmksqthytygxl22zoa5cp7t2u6y\",\"orig_filename\":\"Blurred Devotion.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":130,\"is_custom_bpm\":false,\"musical_key\":\"A flat major\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":562613548,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqseaxnbd2sqyzpqbaljasdtzcybkj5yadtmy47kaophq3wrfowqplre\"}}",
    "nonce": "0x76e62f82ec812d48e10dcc133cbcc8fc3fe10574253a810fb3b48439ee4bf02b",
    "signature": "0xaef878ea77f3ea7b1dd9272dbd208f132a85568f1cf9e3730aef062cca2c87ca0df43ffb7db5111a31cbca4f771219adb2a26461b68c4e92808ff7700e3cbc061b",
    "signer": "0x4aa5a207F36Ff1E12cbEfB5ef08bb83F8bF21F68",
    "userId": "562613548"
  }
}