{
  "manageEntity": {
    "action": "Update",
    "entityId": "589966512",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":589966512,\"owner_id\":940449048,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":false},\"genre\":\"Electronic\",\"isrc\":null,\"is_unlisted\":false,\"iswc\":null,\"license\":\"All rights reserved\",\"mood\":\"Cool\",\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"collaborators\":[],\"is_download_gated\":false,\"download_conditions\":null,\"release_date\":\"2026-07-02T23:57:09.000Z\",\"remix_of\":{\"tracks\":[{\"parent_track_id\":1416946406}]},\"title\":\"Fading\",\"duration\":77,\"audio_upload_id\":\"2cd6a4b9c40ad29f51b8f2903a690265\",\"track_cid\":\"baeaaaiqsedjj6ryoe5bqmnvtn2uko67s7x4bq64ki7s7wzkjpbwiaqehoroqc\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsebd3xno4oizsqqwpsfcmbqmwvsihqnhuapkymiit62xvj3dcn5x5u\",\"orig_filename\":\"contest audius2.wav\",\"is_downloadable\":false,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":140,\"is_custom_bpm\":false,\"musical_key\":\"D minor\",\"is_custom_musical_key\":true,\"comments_disabled\":false,\"is_scheduled_release\":false}}",
    "nonce": "0x522b2427a21a6c09a50222833136aa2c513a6de32751eeca52d5fb4434733ed8",
    "signature": "0xf4ccb54807c5bc268b578932303c99830dfd9dcd1779da6741f607eedfaaab76425c1cf37dee4b2b8724d199b6bcb5a4129e6c953596d431b45e240fc2d1b03c1b",
    "signer": "0x03b01495503C123604F638B60FB3dE7DD0eB09D3",
    "userId": "940449048"
  }
}