{
  "manageEntity": {
    "action": "Create",
    "entityId": "1218648980",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1218648980,\"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\":\"2-16 Beat 16\",\"duration\":231,\"audio_upload_id\":\"d946390cc147f37dedcfaf16ff498c85\",\"track_cid\":\"baeaaaiqseamy3piqiynzbijywius3gfpqzrlpnzru33emlwdq4swf7dwddldk\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsea5knbcgssbsvlhgl7pzgwdj6osexmgu6f2yfurj6vuiqthr7zuak\",\"orig_filename\":\"2-16 Beat 16.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":true,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":95,\"is_custom_bpm\":false,\"musical_key\":\"G flat minor\",\"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": "0x0e268177a97cc7130c61dcd77e3e1e3015e6cc29232befdc219f9b0b5fee915e",
    "signature": "0x04dbd2d7beeeefac7cdfa677121348c792cdafc3b046f6dcc8e5f7cd17cbf51b12b1a25f84fae7653f28e8de49b2126e78245657009245367718b31459f544c61b",
    "signer": "0x58934aF590033f64aE748798BA7629C8D43EBad9",
    "userId": "197748990"
  }
}