{
  "manageEntity": {
    "action": "Update",
    "entityId": "217107785",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":217107785,\"owner_id\":147907,\"description\":\"2026/05/04\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":false},\"genre\":\"Ambient\",\"isrc\":null,\"is_unlisted\":false,\"iswc\":null,\"license\":null,\"mood\":\"Melancholy\",\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"release_date\":\"2026-05-04T08:08:52.000Z\",\"tags\":\"Ambient,experimental,glitch,noise,electronic,relax,chill,lofi\",\"title\":\"submerge.01\",\"duration\":322,\"audio_upload_id\":\"1d39b7b8ab394f40fb6a30d255e62abf\",\"track_cid\":\"baeaaaiqseciu3dl7yfxo46obno4smca5uqidkm3tkklbweqswjagebhopwa2s\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsedfdq75rh36bqdwxbg7xodgzsv7d5zg7xsf66pqo3j3y5t2iwe5ei\",\"orig_filename\":\"submerge 2026-05-03 #4.wav\",\"is_downloadable\":false,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":118,\"is_custom_bpm\":false,\"musical_key\":\"B major\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false}}",
    "nonce": "0x549bd5b4ed9a700ad2be8d20bd3782c3ba86e1ada51f20e26740970a0954e1c6",
    "signature": "0xf992ccb5feb4133c1f4fef72fe150905d04fc687216fc26ae51ba0dcb3326c481dbc983046be28941a9ae5555553f5632103b406f97360a035c88dc2dc125dac1b",
    "signer": "0xCCb217Bb9050d15E04eD327159F654b3EaF5A24B",
    "userId": "147907"
  }
}