{
  "manageEntity": {
    "action": "Create",
    "entityId": "1851220431",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1851220431,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":false,\"play_count\":false,\"remixes\":true},\"genre\":\"Hip-Hop/Rap\",\"isrc\":null,\"is_unlisted\":true,\"iswc\":null,\"license\":null,\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"title\":\"2-10 Beat 10\",\"duration\":118,\"audio_upload_id\":\"5b39f22ca17e7dcf41d288b134502bee\",\"track_cid\":\"baeaaaiqsedyg6zyrf5u4tznjozmxsswtwfa6hux5gakmaeien7vwyg4ovvny6\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsecintwr7ji66nddlhyb2xl2p2pfs2w5p57jpuzkpcjtatvuuuwcby\",\"orig_filename\":\"2-10 Beat 10.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":true,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":88,\"is_custom_bpm\":false,\"musical_key\":\"A major\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":197748990,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsecjh4cxha4dyunf5j6e5gpvs7cfbzixaizn2wxuwwyo7iicarexiu\"}}",
    "nonce": "0x4f7b3b63e75445fff0ecf70c5e0c1b1492f8648b3a9ed0adcacbf146c1a770a0",
    "signature": "0xe949e332e6a4c69979962cd34601972ba6a405c07a5e1429d592c71f2ff540501700b2a65402eea73fa7975c0b86c9e6d93ed71b65003f43a5d35f3559bb06ef1b",
    "signer": "0x58934aF590033f64aE748798BA7629C8D43EBad9",
    "userId": "197748990"
  }
}