Below are the steps, using the 'sp_help' procedure as an example.
(1) Introspect the stored procedure (e.g. sp_help)
(2) Open the procedure.
(3) Select the checkbox next to 'Design mode'.
(4) Click on 'Design By Example'.
(5) In the Input dialog that pops up, enter the input (e.g. INFORMATION_SCHEMA.COLUMNS)
(6) A dialog will pop up, displaying the CURSOR parameters needed to return the result set. Click on the OK button in the dialog.
(7) Save the change.
(8) Execute the procedure. A results panel will appear. Click on the Display button in the panel to view the result set.
Here are annotated screenshots that illustrates the steps.