{
  "manageEntity": {
    "action": "Create",
    "entityId": "307087824",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":307087824,\"description\":\"Two deaf people conversing\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"World\",\"isrc\":\"\",\"is_unlisted\":false,\"iswc\":\"\",\"license\":null,\"mood\":\"Peaceful\",\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"\",\"title\":\"Silent Singers\",\"duration\":200,\"audio_upload_id\":\"29505f584ff0ab0ff03531124b0edf2a\",\"track_cid\":\"baeaaaiqsedk6tqjvfbr4hest3ltqy7xkbdbf3psuj3g5nopvjjwubpxindkko\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsebgs2pkvchuddoyecj5n2vu5myrfro35rn6w6r3fofrblabbevdzu\",\"orig_filename\":\"Silent Singers.m4a\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":113,\"is_custom_bpm\":false,\"musical_key\":\"D minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":765334759,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsecdbzbymb7oyreararkrb3c4slsy64hji3v6ts6wuf42zzklbjwxw\"}}",
    "nonce": "0xda11a08a42fc92bb4c0d724a7e2f6afeb4617240b5e5241129264c78d0d35347",
    "signature": "0x625545ec1c659e65a2f6b89e1dcacb1b3549c7a7fdf65eb016a8c849bbe9a3b044c6c772f16dfbd32283f7b8178eb805f9da02cf40f858f1f2a90499887144691b",
    "signer": "0xBeeC69d585C18C8A2Ea6993Bc461b88A44141BDF",
    "userId": "765334759"
  }
}