Add Service Entries to your space
Open a space for which you have admin permission (e.g. your IT Service Catalog space)
Click on the Data Forms button in the left menu
Click on the Create data form button, select the Service Entry element
Fill in the form (e.g. with one named jira.evolu.internal)
Repeat Step 3 several times
After that you have created several service entries, which are displayed in the table.