Client error: `GET https://delta-v-ng.fact-finder.de/fact-finder/rest/v4/navigation/deltav_de?channel=deltav_de&event=navigation&sid=l8t9r25u51ebm00rdoef6m97a0&format=json&query=&filter=CategoryPath%3ASchreibtische+und+Tische%2FKonferenz-%2C+Besprechungs-+und+Mehrzwecktische&filter=Anzahl+Personen%252FSitzpl%25EF%25BF%25BD%25EF%25BF%25BDtze%253A%255B1.0%252C+5.0%2529&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"}