Quick Summary: Filter collections with
filter[field][op]=value. Each endpoint documents which fields are filterable; anything else is rejected with a 400 naming the field.Syntax
%25 is a URL-encoded % — the SQL-style wildcard for like.
Operators
Whitelists
Filterable fields are declared per endpoint in the reference. Unknown fields — including any attempt to filter bycompanyId — return a 400 with code not_filterable. Your key company boundary is enforced by the server on every query; it is never a parameter.