{"id":"audio-speed","engine":"media","category":"audio","name":"Audiogeschwindigkeit und Tonhöhe","fields":[{"key":"file","label":"Datei auswählen","type":"file","accept":"audio/*,.wav,.mp3,.ogg,.m4a,.flac","multiple":false,"required":true},{"key":"speed","label":"Geschwindigkeit","type":"number","default":1.25,"min":0.25,"max":4,"step":0.05}],"sample":{}}