{
"options": [{
"id": "model", "name": "Model", "category": null,
"kind": {"Select": {"choices": [
{"value": "sonnet", "label": "Sonnet", "description": null},
{"value": "opus", "label": "Opus", "description": null}
]}},
"current": "sonnet", "live": true
}],
"turns": [[
{"Emit": {"TextDelta": {"message_id": "m1", "text": "hi"}}},
{"End": {"Completed": {"source": "Protocol"}}}
]]
}