List Groups

{
	"data": {
		"boards": [
			{
				"groups": [
					{
						"id": "topics",
						"title": "Subitems",
						"color": "#579bfc",
						"position": "65536"
					}
				]
			},
			{
				"groups": [
					{
						"id": "topics",
						"title": "Group Title",
						"color": "#a25ddc",
						"position": "98304"
					}
				]
			}
		]
	}
}