retrieve system_services' useraccounts from KC

templates/add_all_system_services_to_vre.json.j2

@@ -136,7 +136,7 @@
 		  "type": "LAMBDA",
 		  "inputParameters": {
 		    "url" : "${${init.input.keycloak_admin}/clients",
-		    "services" : "${join_parallel_build_member_roles_assignment_tasks.output.body}",
+		    "services" : "${join_parallel_build_member_roles_assignment_tasks.output.body..body.*.id}",
 		    "scriptExpression": "inputs = {}, tasks = [];for (var i = 0; i < $.services.length; i++){s = $.services[i].id;tasks.push({name: 'pyrest',type: 'SIMPLE',taskReferenceName: 'get_system_service_useraccount' + i});inputs['get_system_service_useraccount' + i] = {url: $.url + '/' + s + '/service-account-user',method: 'GET',headers: {Authorization: 'Bearer ${authorize.output.body.access_token}', Accept: 'application/json'}}};return {tasks: Java.to(tasks, 'java.util.Map[]'),inputs: inputs};"
 		  }
 		},