As per the Big Query extension Apigee Docs, below is the syntax to list the rows from GCP BigQuery.
Is there a way to list the Views, not from the Tables.
<Action>listRows</Action><Input><![CDATA[{
"dataset" : "TestData",
"limit" : 2,
"startIndex" : 1,
"table" : "TestTable"
}]]></Input>