{
  "manageEntity": {
    "action": "Update",
    "entityId": "520168747",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":520168747,\"owner_id\":754550492,\"description\":\"\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":false},\"genre\":\"Dubstep\",\"isrc\":\"AUGBT2553892\",\"is_unlisted\":false,\"iswc\":\"\",\"license\":\"All rights reserved\",\"mood\":\"Aggressive\",\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"collaborators\":[],\"is_download_gated\":false,\"download_conditions\":null,\"release_date\":\"2026-03-04T03:33:03.000Z\",\"tags\":\"\",\"title\":\"Haloumi - DOUBLE CROSSED\",\"duration\":188,\"audio_upload_id\":\"b850c52e2415c6fee9912997bb88e341\",\"track_cid\":\"baeaaaiqsedhvj33nbgr77dvlc3ifmpwsn4tl4dfydlpl5wp7vofzhm2xbtk5k\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsea4cxg2zh7hxktetctuzptunwkge4xhxop3el7kbrnk5te6asdjic\",\"orig_filename\":\"Haloumi - DOUBLE CROSSED.wav\",\"is_downloadable\":false,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":145,\"is_custom_bpm\":false,\"musical_key\":\"D flat\",\"is_custom_musical_key\":true,\"comments_disabled\":false,\"is_scheduled_release\":false}}",
    "nonce": "0xc9144edb1c2ef1407250e10f380be41b52dd2adc090bd2db5417b699cfc14b63",
    "signature": "0x96f0d87a2c4af46aef865b8309f9a2cc65d0ce371ba1506ec167ec399ec028860b55d480a960dc243a28baf2de563f746ac0194036f4a41632a305b70e460f1c1b",
    "signer": "0x54baF3dc36e7FEBbaD4b09efB20Cc32736eC6d2F",
    "userId": "754550492"
  }
}