{
  "manageEntity": {
    "action": "Create",
    "entityId": "279743336",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":279743336,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Alternative\",\"isrc\":null,\"is_unlisted\":false,\"iswc\":null,\"license\":null,\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"release_date\":\"2026-04-07T09:05:30.000Z\",\"title\":\"dry\",\"duration\":166,\"audio_upload_id\":\"f0f725c7636771cb87ff04df07d4cf3b\",\"track_cid\":\"baeaaaiqsedygcmemil54r4fxo6hzendkspyri2zlu6okn4yokr22sxtazm7dk\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsedy5eobuhc22tvnvmesiwxgqa7x5twt6tdlk5zftkcu5m3u7qlfkm\",\"orig_filename\":\"dry.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":95,\"is_custom_bpm\":false,\"musical_key\":\"E minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":293,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsebntwaolbsivsyqo5ekpxmrrnzqkfpgb3exg6m37aa5grprsnvoj2\"}}",
    "nonce": "0x2d2c3557f1646ce9f289330e71414cb6ea85a577625ddd06f4974c72c72a5814",
    "signature": "0xebae57f3b4565b93f44fc4291e7ee750a110f356d954ce2741d93c4d573fcba75d60d4f0baf75aa65abfc0f7b2b668f62d09d91870273fe2eefc878e882516f91c",
    "signer": "0x2457fbc2d39A0895984a63d64176d920439b45BF",
    "userId": "293"
  }
}