{
"manageEntity": {
"action": "Create",
"entityId": "1514627988",
"entityType": "Track",
"metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1514627988,\"description\":\"\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Electronic\",\"isrc\":\"\",\"is_unlisted\":false,\"iswc\":\"\",\"license\":null,\"mood\":\"Romantic\",\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"\",\"title\":\"Elle\",\"duration\":232,\"audio_upload_id\":\"9054937a1cf4b52b5267559091d30a60\",\"track_cid\":\"baeaaaiqseabhic6hhdnbadv7typyiiovlms6wfhwffll2fumxottt4fgnsuf6\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsebx5f6iswnhsnbku3nmtb7biafs7jtnvyr6l4oydpd2zy3mnpskq4\",\"orig_filename\":\"Elle.wav\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":132,\"is_custom_bpm\":false,\"musical_key\":\"E flat minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":257420589,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqseah7hsfq2k2tadwuu2niozmir6dlq4msi2ocheqh66ynximpwordy\"}}",
"nonce": "0x6db7daadc8f88e8ba3c5183670168c539c91527fa3775370bdf1c158923e873c",
"signature": "0xb75f92569507ed7e2f7c8c43621d1d12c6449683ac3f84430da4d390427d81ba5d50869c9c9732b5aa9e12ec18882184f0a622f9c2cabb1ff864ef6c57fe899c1c",
"signer": "0xC431d7D73d636550f599A93176c46D8179Fd0fB8",
"userId": "257420589"
}
}