{
  "manageEntity": {
    "action": "Create",
    "entityId": "675070920",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":675070920,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Hip-Hop/Rap\",\"isrc\":null,\"is_unlisted\":false,\"iswc\":null,\"license\":null,\"mood\":\"Fiery\",\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"shuwt\",\"title\":\"Billy Ray Cyrus\",\"duration\":170,\"audio_upload_id\":\"a83b027f414652ffea2ea627eecad61a\",\"track_cid\":\"baeaaaiqseakciu74se4gzlwmkrxtkh53sh7zggj7kyjjnksbe3xw5gy2izimm\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsebqxyqlhycnrv5ipiyl6e4sviksx3qwjy36nhkyhz75przlkqawvu\",\"orig_filename\":\"Billy Ray Cyrus.wav\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":141,\"is_custom_bpm\":false,\"musical_key\":\"B flat major\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":253005,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqseddseul3hpk3hkwhaxolcvcs27xpq2xpmepep6q76ztndyceluuxy\"}}",
    "nonce": "0x29a173a35f208384eff8bb4efbd61facc68413433246bf0fad62e678c70a97bf",
    "signature": "0x90295e224847996793f08d4ec2b493a441757d0f84f1312732fad0acaa405d420c3d08b9e18a251cdf927e4d93dc715a25d1e5569624cd3f6a5a4f093fd713441c",
    "signer": "0x25Dfb5B0D7CDE92b65C3EEB690F0d4afdd575ae8",
    "userId": "253005"
  }
}