{"id": "file.newSequence", "params": {"name": "First video and sound", "width": 320, "height": 180, "fps": 24, "video": 1, "audio": 1, "sampleRate": 48000, "mix": "Stereo"}}
{"id": "timeline.place", "params": {"item": 1, "track": "V1", "seconds": 0, "duration": 508032000000, "audio": false}}
{"id": "timeline.place", "params": {"item": 2, "track": "A1", "seconds": 0, "duration": 508032000000, "video": false, "audio": true}}