get https://api.parcllabs.com/v1/portfolio_metrics//sf_new_listings_for_rent_rolling_counts
Gets weekly updated rolling counts of investor-owned single family properties newly listed for rent, segmented by portfolio size, and their corresponding percentage share of the total single family for rent listings market. These metrics are divided into 7, 30, 60, and 90 day periods ending on a specified date, based on a given <parcl_id>.