# Class TCorrelationPropertyRetrievalExpression OptimaJet.Workflow.BpmnPlugin.Model.TCorrelationPropertyRetrievalExpression Namespace: [OptimaJet.Workflow.BpmnPlugin.Model](https://api.workflowengine.io/bpmn-plugin/OptimaJet.Workflow.BpmnPlugin.Model/) ```csharp public class TCorrelationPropertyRetrievalExpression : TBaseElement ``` ## Type Hierarchy - [TBaseElement](https://api.workflowengine.io/bpmn-plugin/OptimaJet.Workflow.BpmnPlugin.Model/TBaseElement/) - TCorrelationPropertyRetrievalExpression Current type ## Properties `public TFormalExpression MessagePath { get; set; }` `public XmlQualifiedName MessageRef { get; set; }` [Previous TCorrelationPropertyBinding](https://api.workflowengine.io/bpmn-plugin/OptimaJet.Workflow.BpmnPlugin.Model/TCorrelationPropertyBinding/) [Next TCorrelationSubscription](https://api.workflowengine.io/bpmn-plugin/OptimaJet.Workflow.BpmnPlugin.Model/TCorrelationSubscription/)