リクエストのサンプル

gistfile1.txt

{
	"lunch_id": int,
	"separateSize": int,
	"members": [
		{
			"user_id": int,
			"user_name": string,
			"user_sex": boolean
			"user_expense_times": int
			"user_select_shop_times": int
		}, ...
	]
	"prev_teams" [
		{
			"team_id": int,
			"members": [
				{
					"user_id": int,
					"user_name": string
				}, ...
			]
		}, ...
	]
}