Decalspam F3X test it of don't work tell me

local player = game.Players.LocalPlayer
local char = player.Character
local tool

for i,v in player:GetDescendants() do
	if v.Name == "SyncAPI" then
		tool = v.Parent
	end
end

for i,v in game.ReplicatedStorage:GetDescendants() do
	if v.Name == "SyncAPI" then
		tool = v.Parent
	end
end

remote = tool.SyncAPI.ServerEndpoint
function _(args)
	remote:InvokeServer(unpack(args))
end

function SetCollision(part,boolean)
	local args = {
		[1] = "SyncCollision",
		[2] = {
			[1] = {
				["Part"] = part,
				["CanCollide"] = boolean
			}
		}
	}
	_(args)
end

function SetAnchor(boolean,part)
	local args = {
		[1] = "SyncAnchor",
		[2] = {
			[1] = {
				["Part"] = part,
				["Anchored"] = boolean
			}
		}
	}
	_(args)
end

function CreatePart(cf,parent)
	local args = {
		[1] = "CreatePart",
		[2] = "Normal",
		[3] = cf,
		[4] = parent
	}
	_(args)
end

function DestroyPart(part)
	local args = {
		[1] = "Remove",
		[2] = {
			[1] = part
		}
	}
	_(args)
end

function MovePart(part,cf)
	local args = {
		[1] = "SyncMove",
		[2] = {
			[1] = {
				["Part"] = part,
				["CFrame"] = cf
			}
		}
	}
	_(args)
end

function Resize(part,size,cf)
	local args = {
		[1] = "SyncResize",
		[2] = {
			[1] = {
				["Part"] = part,
				["CFrame"] = cf,
				["Size"] = size
			}
		}
	}
	_(args)
end

function AddMesh(part)
	local args = {
		[1] = "CreateMeshes",
		[2] = {
			[1] = {
				["Part"] = part
			}
		}
	}
	_(args)
end

function SetMesh(part,meshid)
	local args = {
		[1] = "SyncMesh",
		[2] = {
			[1] = {
				["Part"] = part,
				["MeshId"] = "rbxassetid://"..meshid
			}
		}
	}
	_(args)
end

function SetTexture(part, texid)
	local args = {
		[1] = "SyncMesh",
		[2] = {
			[1] = {
				["Part"] = part,
				["TextureId"] = "rbxassetid://"..texid
			}
		}
	}
	_(args)
end

function SetName(part, stringg)
	local args = {
		[1] = "SetName",
		[2] = {
			[1] = part
		},
		[3] = stringg
	}
	_(args)
end

function MeshResize(part,size)
	local args = {
		[1] = "SyncMesh",
		[2] = {
			[1] = {
				["Part"] = part,
				["Scale"] = size
			}
		}
	}
	_(args)
end

function Weld(part1, part2,lead)
	local args = {
		[1] = "CreateWelds",
		[2] = {
			[1] = part1,
			[2] = part2
		},
		[3] = lead
	}
	_(args)
end

function SetLocked(part,boolean)
	local args = {
		[1] = "SetLocked",
		[2] = {
			[1] = part
		},
		[3] = boolean
	}
	_(args)
end

function SetTrans(part,int)
	local args = {
		[1] = "SyncMaterial",
		[2] = {
			[1] = {
				["Part"] = part,
				["Transparency"] = int
			}
		}
	}
	_(args)
end

function CreateSpotlight(part)
	local args = {
		[1] = "CreateLights",
		[2] = {
			[1] = {
				["Part"] = part,
				["LightType"] = "SpotLight"
			}
		}
	}
	_(args)
end

function SyncLighting(part,brightness)
	local args = {
		[1] = "SyncLighting",
		[2] = {
			[1] = {
				["Part"] = part,
				["LightType"] = "SpotLight",
				["Brightness"] = brightness
			}
		}
	}
	_(args)
end

function Color(part,color)
	local args = {
		[1] = "SyncColor",
		[2] = {
			[1] = {
				["Part"] = part,
				["Color"] = color,
				["UnionColoring"] = false
			}
		}
	}
	_(args)
end

function SpawnDecal(part,side)
	local args = {
		[1] = "CreateTextures",
		[2] = {
			[1] = {
				["Part"] = part,
				["Face"] = side,
				["TextureType"] = "Decal"
			}
		}
	}
	_(args)
end

function AddDecal(part,asset,side)
	local args = {
		[1] = "SyncTexture",
		[2] = {
			[1] = {
				["Part"] = part,
				["Face"] = side,