post https://api.parcllabs.com/v1/for_sale_market_metrics/for_sale_inventory_price_changes
Gets weekly updated metrics on the price behavior of current for sale inventory, based on specified parcl_ids. Available metrics include the count of price changes, count of price drops, median days between price changes, median price change, and the percentage of inventory with price changes. A maximum of 1000 parcl_ids can be requested in a single POST request.