{
  "manageEntity": {
    "action": "Create",
    "entityId": "1162790417",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1162790417,\"description\":\"\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":false,\"play_count\":false,\"remixes\":true},\"genre\":\"Electronic\",\"isrc\":\"\",\"is_unlisted\":true,\"iswc\":\"\",\"license\":null,\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"\",\"title\":\"Road to Vegas Mix\",\"duration\":3219,\"audio_upload_id\":\"50e6c9be8ac2766f3300f8ca18a43097\",\"track_cid\":\"baeaaaiqsecel5ufihg3ndl6nlfh6p6edvnned4w7xxodrdow3nzpqxpbha3x4\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqseaps7eufbrqcbi6yjqrspzw7jksu3d6ionhws3dh6uufykwdrk3te\",\"orig_filename\":\"01 Vegas.wav\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":120,\"is_custom_bpm\":false,\"musical_key\":\"E flat minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":65412,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsebhiqyb2yc5rpcdurpjnagbuno6ptucieith2zew7xtezp3o7z5uc\"}}",
    "nonce": "0x438ac387627e9f13bdcaeee3532b28626b7a16b99c3e864b4dba1d218c8c110d",
    "signature": "0x1e71a9aee0be9c0947ec1e42ac062b697fe0ed2a9e7280cb429cf65934678f63202c18cb74b9dec1910f06260ae80337aa4d9b9a8b64da9edc82ec2dde137e9c1b",
    "signer": "0xe365eB93ef4435Fd2df530158d6f20D1ae0c0b8C",
    "userId": "65412"
  }
}