{
  "manageEntity": {
    "action": "Create",
    "entityId": "308114325",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":308114325,\"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\":null,\"mood\":\"Romantic\",\"is_stream_gated\":true,\"stream_conditions\":{\"usdc_purchase\":{\"price\":100,\"splits\":[{\"user_id\":998685050,\"percentage\":100}]}},\"allowed_api_keys\":null,\"is_download_gated\":true,\"download_conditions\":{\"usdc_purchase\":{\"price\":100,\"splits\":[{\"user_id\":998685050,\"percentage\":100}]}},\"release_date\":\"2026-07-14T05:50:09.000Z\",\"title\":\"如果疲憊也能蒸發呢？\",\"duration\":260,\"preview_start_seconds\":0,\"audio_upload_id\":\"c149d35fc7dbc27830c31b81963195e3\",\"track_cid\":\"baeaaaiqsebrujjwmjeh5zi2d7iyewpz3tl42qu35vl2mjveto2oqgi7vnjg36\",\"preview_cid\":\"baeaaaiqseawi5uh5644qe5pqt5zwnztrp3lixtbnqjoomao27uhuvrg35vags\",\"orig_file_cid\":\"baeaaaiqseb5uo7fc7r3ocicvg3ymfb5pycxde4yl6qeqiz4hmgjo5maane4ym\",\"orig_filename\":\"如果疲憊也能蒸發呢？.wav\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":true,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":98,\"is_custom_bpm\":false,\"musical_key\":\"D flat major\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":998685050,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsec27d6luyura2jx3ontasucjmkk37zc67mrm6otjpxzckcxlelbym\"}}",
    "nonce": "0xfe48f4d7dfc69a59624b071b2f7d20c9c33ea4df1f8c93d2591724b4e974b7d7",
    "signature": "0x20ce0d1ab057d50ad1aee9f951bf224cee289920d73cbb7915df80dea7579d7527d75b7473beb960650136b7016b2d9733475dd087807c6dabbd3dc3583250751b",
    "signer": "0x07cB076DaACCA202F3ffB2dF4A778b16AcEf28Ee",
    "userId": "998685050"
  }
}