GoogleSheet_OAuth.xml

<?xml version="1.0" ?>
<api method="post">
	<rest method="post">
<url SHEETID="@sheetid"  OPTIONS="values/Sheet1!A1:append?valueInputOption=RAW">https://sheets.googleapis.com/v4/spreadsheets/$SHEETID/$OPTIONS</url>
		<auth>
		    <oauth type="vtap" service="Google" module="CUSTOM_MODULE"> </oauth>
		</auth>
		<parameters raw-post-data="true">
		<parameter name='values' value='@row_data' presence="optional"></parameter>
		</parameters>
	</rest>
</api>