class Aws::Structure

def from_hash(value)
  case value
  when Hash
    data = value.each.with_object({}) do |(key, value), hash|
      hash[key] = from_hash(value)
    end
    Symbol === data.keys.first ? new(data) : data
  when Array
    value.map { |v| from_hash(v) }
  else value
  end
end