Hi Mike, You are correct that the SGD commands do not have a end character, just double quotes to start and end. This is default behavior for SGD commands. If you are using a newer (Link-OS) printer, you can send the SGD as a JSON string and the response is also in JSON:
will respond with:
So you can take the '}' as the end character. Also it's easier to parse and you always know the response is for the SGD you have requested if you are requesting multiple.