{
  "manageEntity": {
    "action": "Create",
    "entityId": "1075701919",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1075701919,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Electronic\",\"isrc\":null,\"is_unlisted\":false,\"iswc\":null,\"license\":null,\"mood\":\"Cool\",\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"release_date\":\"2026-04-30T12:57:13.000Z\",\"title\":\"Inside Changer (Melody Mix)\",\"duration\":153,\"audio_upload_id\":\"cd47cdbe537e17f51a7a38d03e099a83\",\"track_cid\":\"baeaaaiqseafnp3or55er6apa3staxjdkmv3tjuybtw6kxqpojglyenz7aghmi\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsebere7oz3zin7g6tv2dfokyryk45bksuijugul7epcaqk7ml3l3m6\",\"orig_filename\":\"Inside Changer (Melody Mix).mp3\",\"is_downloadable\":true,\"is_original_available\":false,\"is_playlist_upload\":true,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":143,\"is_custom_bpm\":false,\"musical_key\":\"F minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":111702289,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsecoyrkb7yyvnskcrlxjauqlm2pgahzsovroe2vctz5mcmgc7gx6ki\"}}",
    "nonce": "0xc6bb05e0d2ff5c0a2ab72352767de66cc963353a99e380b4b8451b3e42201fcd",
    "signature": "0x3d2c9bd457c310f9424c5774448c59bb61bae5af6d527b438590ce07ec2d33215980dbd880c8c799d8378904ada90c15949a4da5bf2c4dc416a9ce12a517646a1b",
    "signer": "0xbed99520306BB0dDd2790eD133a58c5eC1bFCE31",
    "userId": "111702289"
  }
}