Client error: `GET https://delta-v-ng.fact-finder.de/fact-finder/rest/v4/navigation/deltav_de?channel=deltav_de&event=navigation&sid=ra9tpgus3rslopslp2kt8du6nt&format=json&query=&filter=CategoryPath%3ADrehst%C3%BChle%2FB%C3%BCrost%C3%BChle&filter=Mechanik%253ASynchron-Mechanik&sort=SalesRanking:asc&query=%2A` resulted in a `400 Bad Request` response: {"error":"Bad Request","errorDescription":"The filter parameter must contain a : to split key and value"}