what is assignee in var workflow = actions.create("start-workflow"); workflow.parameters.workflowName = "jbpm$wf:review"; workflow.parameters["bpm:assignee"] = person; var futureDate = new Date(); futureDate.setDate(futureDate.getDate() + 7); workflow.parameters["bpm:workflowDueDate"] = futureDate; workflow.execute(document);