Client error: `GET https://delta-v-ng.fact-finder.de/fact-finder/rest/v4/navigation/deltav_ch?channel=deltav_ch&event=navigation&sid=2d7l5qbmneqg6h0vsr5pl8em5s&format=json&query=&filter=CategoryPath%3ADrehst%C3%BChle&filter=Material%253ASoftexsitz+mit+Netzr%25C3%25BCcken&filter=Material%253ASoftex&sort=SalesRanking%3Aasc&query=%2A` resulted in a `400 Bad Request` response: {"error":"Bad Request","errorDescription":"The filter parameter must contain a : to split key and value"}