"make a script if a player clicks a ui button then a product prompt will open, if the player purchases the product then fling all players far, add comments to code telling me where to put it in studio"

-- local script

local button = script.Parent
local Players = game.Players

local function onButtonClick()
	-- prompt the player to purchase a product
	local success, productId = game:GetService("MarketplaceService"):PromptProductPurchase(game.Players.LocalPlayer, 123456789)
	-- if the purchase is successful, fling all players
	if success then
		for _, player in pairs(Players:GetPlayers()) do
			local character = player.Character
			if character then
				local humanoid = character:FindFirstChild("Humanoid")
				if humanoid then
					humanoid:ChangeState("FallingDown")
					humanoid.PlatformStand = true
					humanoid:SetStateEnabled(Enum.HumanoidStateType.FallingDown, false)
					humanoid:SetStateEnabled(Enum.HumanoidStateType.Jumping, false)
					local rootPart = character:FindFirstChild("HumanoidRootPart")
					if rootPart then
						local impulse = Vector3.new(math.random(-50, 50), math.random(50, 100), math.random(-50, 50))
						rootPart:ApplyLinearImpulse(impulse)
					end
				end
			end
		end
	end
end

button.MouseButton1Click:Connect(onButtonClick)