Is your feature request related to a problem? Please describe.
The registry API should support rich metadata summary statistics.

Describe the solution you'd like
Registry API - Need metadata API that can give number of features, feature services, views, number of projects, last time updates, number of servings, and other metadata related summary statistics. This should be a table in the same registry database.

Describe alternatives you've considered
N/A

Additional context
Add any other context or screenshots about the feature request here.