class Aws::Json::Builder

def structure(ref, values)
  shape = ref.shape
  values.each_pair.with_object({}) do |(key, value), data|
    if shape.member?(key) && !value.nil?
      member_ref = shape.member(key)
      member_name = member_ref.location_name || key
      data[member_name] = format(member_ref, value)
    end
  end
end