{
  "manageEntity": {
    "action": "Create",
    "entityId": "1256726569",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1256726569,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Latin\",\"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\":\"2026-05-02T17:03:12.000Z\",\"title\":\"Mambo del Caribe\",\"duration\":184,\"audio_upload_id\":\"79103896b744d73d8f82b7f9791e1f16\",\"track_cid\":\"baeaaaiqsebiuldm6z25idwrhodix4pvius2slt7urao6rblzg6d4nqtw4qake\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsea4ai2mioens6sfjjcpbyj4b4poxuoquilx7v3gfqqoe3k2lmjr4i\",\"orig_filename\":\"Mambo del Caribe.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":true,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":110,\"is_custom_bpm\":false,\"musical_key\":\"D minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":135129254,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsedyj4ghfzhtuokxsgsp7xudbwmm73xtislibsak44y2d57w7rklya\"}}",
    "nonce": "0x03e233e8940ed465dcf4b3d3dfd6294b7cbc63f7889e3d756c05393a0b4e1194",
    "signature": "0xe48cca0867f76c90c961201854ac57ee9eb473b2cd4d251f3ea7f3843bc6ca4f174e402f5b48ed4f8101661c6733eb5ae172e56020af86ecb5ddfa6841278c8b1c",
    "signer": "0xB1fdb4211728Aa91cA335811E0eAaD06b27686e4",
    "userId": "135129254"
  }
}