def get_international(parcel_params)
      response = @connection.get INTERNATIONAL_URL, params: parcel_params
      options = response.parsed.tap do |so|
        so.delete('success')
        so.delete('message_id')
      end
      RecursiveOpenStruct.new(options, recurse_over_arrays: true)
    end
def get_international(parcel_params)
      response = @connection.get INTERNATIONAL_URL, params: parcel_params
      options = response.parsed.tap do |so|
        so.delete('success')
        so.delete('message_id')
      end
      RecursiveOpenStruct.new(options, recurse_over_arrays: true)
    end
Search for International Shipping Options
 @param parcel_params [Hash] parcel parameters
 @return [Array] return array of shipping options