{"status":"ok","unit":"%","title":"Stopa zwrotu od 2026-04-08 do 2026-05-08","series":[{"name":"Stopa zwrotu","area":true,"data":[["2026-04-08",0],["2026-04-09",3.02],["2026-04-13",4.52],["2026-05-08",5.36]]}]}