What one query parameter takes: a string, a date (an ISO string or a valid Date), an
integer, a boolean, or one of a fixed set of values; list when the API takes it more
than once (a repeated key, ?nummernkreis=01&nummernkreis=02). A list parameter also
takes a single value.
What one query parameter takes: a string, a date (an ISO string or a valid
Date), an integer, a boolean, or one of a fixed set of values;listwhen the API takes it more than once (a repeated key,?nummernkreis=01&nummernkreis=02). A list parameter also takes a single value.