{
  "manageEntity": {
    "action": "Create",
    "entityId": "1545584324",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1545584324,\"description\":\"\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Spoken Word\",\"isrc\":\"\",\"is_unlisted\":false,\"iswc\":\"\",\"license\":null,\"mood\":\"Serious\",\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"\",\"title\":\"We Never Left This Land\",\"duration\":270,\"audio_upload_id\":\"01KRVXD029GRNKACHPV14SCEHA\",\"track_cid\":\"baeaaaiqsedstbro7ll4kcayttvvaliiasoettbbbocdu3peslcfk3jjpq7ki2\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsed4xliks26lmfkkv2zi5tsslhn6wkacjnry2kuy6zvlxqy3u6d662\",\"orig_filename\":\"We Never Left This Land.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":90,\"is_custom_bpm\":false,\"musical_key\":\"E minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":831117417,\"track_segments\":[],\"cover_art_sizes\":\"01KRVXCVTPXXFWDNV4E5ZWAF4D\",\"audio_analysis_error_count\":0}}",
    "nonce": "0xda5e8215ca14b1c19530f8a4731fd7fb134f9ed8184c31085ea5c23530cee6af",
    "signature": "0x8279133d2925f9ae8bd13bb31f26d53dfbc074ebccdd7f538447bd94824725b5055a20766782958cf5bd89c71914ff7348f5b23e2cd09e8f52ca58938c6061101b",
    "signer": "0x92328BFDeD38C9a9De6E253A0CF5CB46A3B28611",
    "userId": "831117417"
  }
}