<callActivity xmlns="http://www.omg.org/spec/BPMN/20100524/MODEL"
              xmlns:camunda="http://camunda.org/schema/1.0/bpmn"
              camunda:calledElementBinding="version"
              camunda:calledElementVersion="1"
              camunda:calledElementTenantId="tenant1"
              camunda:caseRef="oneTaskCase"
              camunda:caseBinding="version"
              camunda:caseVersion="2"
              camunda:caseTenantId="tenant1"
              camunda:variableMappingClass="org.camunda.bpm.test.Test"
              camunda:variableMappingDelegateExpression="${test}"/>