Function is showing null?

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1

Local Script

        UserInputService.InputBegan:Connect(function()
        	local Modules = {}

    	for i, v in pairs(script.Interactions:GetChildren()) do
    		if (v:IsA("ModuleScript")) then
    			Modules[v.Name] = require(v)
    		end
    	end
    	
    	for i, Keybind in pairs(Modules) do
    		local KeybindData = Keybind:ReturnKeybindData()
    		if(UserInputService:IsKeyDown(KeybindData.Key)) then
    			print(KeybindData.Key)
    			Keybind.KeyDown()
    		end
    	end
    end)

KeybindModule

local API = {}

API.__index = API

local Data = {

["Name"] = "ShiftToSprint",

["Key"] = Enum.KeyCode.LeftShift,

["KeyDown"] = function ()

print("KeyPressed")

end,

["KeyUp"] = function()

print("KeyReleased")

end

}

function API:ReturnKeybindData()

return Data

end

return API

Getting this error:

[14:25:00.945 - ReplicatedFirst.Client:72: attempt to call a nil value]