{
  "manageEntity": {
    "action": "Create",
    "entityId": "1876993355",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1876993355,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":false,\"play_count\":false,\"remixes\":true},\"genre\":\"Electronic\",\"isrc\":null,\"is_unlisted\":true,\"iswc\":null,\"license\":null,\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"release_date\":\"2026-03-31T12:10:00.000Z\",\"title\":\"Gramatik - Adriatic Summer Nights\",\"duration\":182,\"audio_upload_id\":\"949612946d72d6e4a881034061c93638\",\"track_cid\":\"baeaaaiqsedpdllelnha5koigiwnlxiq5lvywruwjvqsogtmghd3ynavyd7i62\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsecrefdqx4vla2w2mmtos2qpscksycxrz2afsi26lhbt6eis7nz7bs\",\"orig_filename\":\"18 Gramatik - Adriatic Summer Nights.wav\",\"is_downloadable\":false,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":83,\"is_custom_bpm\":false,\"musical_key\":\"G minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":true,\"owner_id\":41804,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsealgy3cj4jdyamcwxybcfrm3xe5swlm62plp5pxjrwobtaeusnthq\"}}",
    "nonce": "0x1e553366bbe7a5df42ae8aa5f86e360167ec14327f9a3a4ae5603107564b2d5d",
    "signature": "0x53544afcee0836dafd5e9b127f92649e9339ec60c2f44e3ddd2196bbe95918e06906b25ed52495272299b0452400a8aca0110e3dd310131263a6dff11224b2f11b",
    "signer": "0x51C747e7437C025eb47a63843f019C0ff2253474",
    "userId": "41804"
  }
}