{
  "manageEntity": {
    "action": "Create",
    "entityId": "1229992074",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Soundtrack\",\"isrc\":null,\"is_unlisted\":false,\"iswc\":null,\"license\":null,\"mood\":\"Peaceful\",\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"release_date\":\"2026-04-07T22:29:12.000Z\",\"title\":\"زفوا الشهيد البطل\",\"duration\":53,\"audio_upload_id\":\"01KNN1HRR860ZHSX3MG5GSGBBD\",\"track_cid\":\"baeaaaiqsedccd35guefjw2krts7qsvqkmdyqcbx5ky645mclswhepb2alberi\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsebb4fbijutvr6ta2kcvvej4wi3vmfgo56muvrhgx6mxn2hbkp5ag4\",\"orig_filename\":\"زفوا الشهيد البطل.mp3\",\"is_downloadable\":true,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":126,\"is_custom_bpm\":false,\"musical_key\":\"A flat major\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":205075370,\"track_segments\":[],\"cover_art_sizes\":\"01KNN1HP7CW29KBTBX7FMX2576\",\"audio_analysis_error_count\":0}}",
    "nonce": "0xa080ec358cbc0c17ad571cf9440be126c2729ac2c5b7403724dfcebdb5095b73",
    "signature": "0x846f7543eb7755d6e863dde83617edf573c650ef15f7f51e54a5111081bed40838a887bf51ef0decd596b125b8a2a2cfc15056520fac608527b04cf2f83854c91c",
    "signer": "0x410DB782F7C8804Ebd3c68F9989f0398B4633C52",
    "userId": "205075370"
  }
}