using SolrExpress.Search.Parameter.Extension;
public void MyAmazingSearch(DocumentCollection<TechProduct> techProducts)
// Initial search settings (configure to result facet field Categories and filter by field id using value "205325092")
var searchResult = techProducts
.Fields(d => d.Id, d => d.Manufacturer)
.FacetField(d => d.Categories)
.Filter(d => d.Id, "205325092")
// Get general information about search, documents and facets from search result
.Information(out var information)
.Document(out var documents)