{
  "manageEntity": {
    "action": "Create",
    "entityId": "1705458874",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1705458874,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Metal\",\"isrc\":null,\"is_unlisted\":false,\"iswc\":null,\"license\":null,\"mood\":\"Fiery\",\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"release_date\":\"2026-05-23T20:39:15.000Z\",\"title\":\"Thunder of the Lamb\",\"duration\":228,\"audio_upload_id\":\"642d9171572c86893ba74f6d50863dae\",\"track_cid\":\"baeaaaiqsechmjlq4kjsgkrse2ejjqfm66nyhxwejdijr76daoxdj7ekjxv42w\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsedrapvuii7jc4rmfoeo45k2lifcyvmec7qy5e5uosxn7ea5jutm7k\",\"orig_filename\":\"3. Thunder of the Lamb.wav\",\"is_downloadable\":true,\"is_original_available\":false,\"is_playlist_upload\":true,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":114,\"is_custom_bpm\":false,\"musical_key\":\"A minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":21198878,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsebfwuktvwy67g4dttkghwz3lyqpo4fqatgcopdtlhe6te7mc6ozzy\"}}",
    "nonce": "0x949373899396d2fc296bda5c434e58bb000d14f5b0a850f4bc04e01e1b2a1bea",
    "signature": "0x8f511137704948321cf8e82bc220eaa0be48c2741d897bdbbf9235521b30b5e648b83e67ec187f79a21e41e1a8311dccfb335b97214a6cda9ff203d2fdc2c29a1b",
    "signer": "0x8b7556E7750Ee0c39Fa7aD97C314A99994C405Fa",
    "userId": "21198878"
  }
}