{
  "manageEntity": {
    "action": "Create",
    "entityId": "1942155819",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1942155819,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Rock\",\"isrc\":null,\"is_unlisted\":false,\"iswc\":null,\"license\":null,\"mood\":\"Other\",\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"release_date\":\"2026-04-05T16:52:59.000Z\",\"tags\":\"rock,progressive,instrumental,music,guitars,basses,keys,hiphop\",\"title\":\"Art Flower - Ad Astra\",\"duration\":366,\"audio_upload_id\":\"1ebdcd4e4d7f906fdac637a9a64dc520\",\"track_cid\":\"baeaaaiqsebpk2nvx5j575enl2jedh7ejlmemt727glhxqlbcojks5zxsgdknk\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsebddnhy4m37xduszeaq3w4gvh3v4lgoyut5iwgkkvjlo5kylil65c\",\"orig_filename\":\"Art Flower - Ad Astra.flac\",\"is_downloadable\":true,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":122,\"is_custom_bpm\":false,\"musical_key\":\"B minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":58618452,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsebvebrtfwmwyfjpvgtlu56o7dguusgd2h2uxikgu2d2dklpdstpgm\"}}",
    "nonce": "0x3becf92f3c30a4356624c95badb7800dacbfe5d5c24954480700baffa31e345e",
    "signature": "0x16ab295eecf36b9cbe187b66bd11619187c354fc0bfb5c54f9af72842ccac7af712e3f4a32e169dc50a2e849b152e772ab4139e4a82f8007de1377f674809aa61c",
    "signer": "0x497Bf0D8409A56A58347f2226d45340c59dd7051",
    "userId": "58618452"
  }
}