{
  "manageEntity": {
    "action": "Create",
    "entityId": "1255381651",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1255381651,\"description\":\"\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Hip-Hop/Rap\",\"isrc\":\"\",\"is_unlisted\":false,\"iswc\":\"\",\"license\":null,\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"\",\"title\":\"Slava Belykh - Зимняя (Муз.Sara Bareilles \u0026 WPFF Remix)\",\"duration\":146,\"audio_upload_id\":\"ec56cc32dcc3d39ad2cd9955999c285a\",\"track_cid\":\"baeaaaiqseahthhbmb2oooqvjkrlxvnffomfwtat3t7czjg5r7trsg5a4mwfwm\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsebqyk7rqvrrbwbvkdo67ffm2mdub2w35ivjv4mckuzsmwzlaiwfu4\",\"orig_filename\":\"Slava Belykh - Зимняя (Муз.Sara Bareilles \u0026 WPFF Remix).mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":90,\"is_custom_bpm\":false,\"musical_key\":\"D flat major\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":873729006,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqseacutlsbaadpcbt6hmgoqvazpuhinupwaxjrjfr4i6igidusqimdq\"}}",
    "nonce": "0x99e215fb94ef4f16951cc52163a6b25ded976cd2dc03f1e6482c56ef97fb4a43",
    "signature": "0xad463c48d429e25076fad27fa101d88a5366e6d8dc07d9717681817c352a3d323ae194961cc706804496000851be7756a6042016bdad875c7cd6476d39d15d511c",
    "signer": "0x4eA1c2f666055Df54e4dFb8F26382Df86383E645",
    "userId": "873729006"
  }
}