{
  "manageEntity": {
    "action": "Create",
    "entityId": "1978423934",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1978423934,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Blues\",\"isrc\":null,\"is_unlisted\":true,\"iswc\":null,\"license\":null,\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"blues,rock,concept,darknoir,aimusic,cinematic,emotional,storytelling,melodic,vocals\",\"title\":\"07 - Stay or Burn (Him)\",\"duration\":258,\"audio_upload_id\":\"96d40085deef11f3f4411fa30924f89b\",\"track_cid\":\"baeaaaiqsec7kdzzal4euk366upitdq5vlfhmenxbcqichezi7e5jdabadlrco\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsecsf6ujqfyvw25fpas5tgkxt5u5mmwopgecfagvgmnt3vbvpqf5dy\",\"orig_filename\":\"07 - Stay or Burn (Him).wav\",\"is_downloadable\":true,\"is_original_available\":false,\"is_playlist_upload\":true,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":153,\"is_custom_bpm\":false,\"musical_key\":\"B flat minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":573071921,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqseb5w23sqponvz6njmxoiiih4u7tkxspga4noqmffwhjskrd3jylw4\"}}",
    "nonce": "0x1f7b9ac8d95d6613f4d6b2e4ce6e6c9df593daa1520030236a90e01fe2058148",
    "signature": "0x47fa664595ec8b81d7d8f741f238f38b221afcad7181c9c7bda5f97ab7b0d4e8735f51129b6fe9bf8ea8d278f5e996792c5179dceb6c89da9f7d2c7aec6653241c",
    "signer": "0x699F6CD5cE0EbE8C29bCEd1ED0c9251C8aFA92C5",
    "userId": "573071921"
  }
}