if not isempty(thereAreFires) then
            print("detected fire at:")
            print(thereAreFires)

            local setchan = minetest.get_meta(pos):get_string("channel")

            print("sending to " .. setchan)

            local result = digiline:receptor_send(pos, digilines.rules.default, setchan, "fire")

            print(result)
        end

-- Output:

detected fire at:
(-518, 12, -382)
sending to thing
nil