{
  "manageEntity": {
    "action": "Create",
    "entityId": "221537814",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":221537814,\"description\":\"\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Folk\",\"isrc\":\"\",\"is_unlisted\":false,\"iswc\":\"\",\"license\":null,\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"\",\"title\":\"Willow and Wire\",\"duration\":212,\"audio_upload_id\":\"f443437df1064035c130f070b3fc542a\",\"track_cid\":\"baeaaaiqsecwbjgxcvksqnl5lm5asdkqhyjbdbl5vejus6k7f4ntsa2qf3j2qm\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsebtdcnv3uaxbqrlasryfvfvwfpxbndxxbng3x6bygi65kcwqqwuhe\",\"orig_filename\":\"35d6880d-913a-407c-a573-519d971265e8.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":110,\"is_custom_bpm\":false,\"musical_key\":\"B flat minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":25098992,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsectu6q7s6b7kyleust5gyetjj4a2nbyohiimvlrprjvha7tsfbwti\"}}",
    "nonce": "0x07a652ab0f532efe547567e150ed40ea2395f264b71486ee5162cc9f0d01bc87",
    "signature": "0x55bc229b445ab75988c43f399ab594ec73d0985b1878a2070bb3754fa85d44b13f7f5282a073b2e0da992dd9d9c1c711028383d1898b675cd3a0d925881325001c",
    "signer": "0x700666fC38Fb48F1dd9958564ddAa11d74E2C08d",
    "userId": "25098992"
  }
}