### Question:
NsOperationKey { public void setOperationId(String operationId) { this.operationId = operationId; }  String getGlobalSubscriberId(); void setGlobalSubscriberId(String globalSubscriberId); String getServiceType(); void setServiceType(String serviceType); String getServiceId(); void setServiceId(String serviceId); String getOperationId(); void setOperationId(String operationId); String getNodeTemplateUUID(); void setNodeTemplateUUID(String nodeTemplateUUID);  }### Answer:
@Test public void setOperationId() throws Exception { nsOperationKey.setOperationId("test"); }