You can create a proxy object from a design block result (output) data port by right-clicking the data port and selecting the Extract Proxy option. The proxy is a container for the output type.
To extract a proxy from an existing control, right-click the data port (blue circle) and select Extract proxy. The following figure shows the right-click menu and the Extract proxy option.
Proxy objects are commonly use to work with complex data types.
Robot Studio assigns proxy objects to the Locals folder of the automation.