Client error: `GET https://delta-v-ng.fact-finder.de/fact-finder/rest/v4/navigation/deltav_de?channel=deltav_de&event=navigation&sid=4ifep4hnn6ink577aph4ergi8s&format=json&query=&filter=CategoryPath%3ASchreibtische+und+Tische%2FSchreibtische&filter=H%25C3%25B6henverstellbar%253Afeste+H%25C3%25B6he&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"}