Samples

{
	"$schema": "http://adaptivecards.io/schemas/adaptive-card.json",
	"type": "AdaptiveCard",
	"version": "1.0",
	"speak": "Your  meeting about \"Adaptive Card design session\" is starting at 12:30pmDo you want to snooze  or do you want to send a late notification to the attendees?",
	"body": [
		{
			"type": "TextBlock",
			"text": "Adaptive Card design session",
			"size": "large",
			"weight": "bolder"
		},
		{
			"type": "TextBlock",
			"text": "Conf Room 112/3377 (10)",
			"isSubtle": true
		},
		{
			"type": "TextBlock",
			"text": "12:30 PM - 1:30 PM",
			"isSubtle": true,
			"spacing": "none"
		},
		{
			"type": "TextBlock",
			"text": "Snooze for"
		},
		{
			"type": "Input.ChoiceSet",
			"id": "snooze",
			"style": "compact",
			"value": "5",
			"choices": [
				{
					"title": "5 minutes",
					"value": "5"
				},
				{
					"title": "15 minutes",
					"value": "15"
				},
				{
					"title": "30 minutes",
					"value": "30"
				}
			]
		}
	],
	"actions": [
		{
			"type": "Action.Submit",
			"title": "Snooze",
			"data": {
				"x": "snooze"
			}
		},
		{
			"type": "Action.Submit",
			"title": "I'll be late",
			"data": {
				"x": "late"
			}
		}
	]
}