code: public function getSeeOffers($countryDestination, $countryCurrencyPrice, $quantity)
      {
          return json_decode(self::getClient()->getSeeOffers($this->domain, $countryDestination, $countryCurrencyPrice, $quantity));
      }
docs: Get SMS offers available
  
  @param string $countryDestination country code ISO 3166-2
  @param string $countryCurrencyPrice country code ISO 3166-2
  @param integer $quantity
  
  @return object