Api\StructType\ApiFareItinerary::setClickoutURLParams PHP Method

    public function setClickoutURLParams($clickoutURLParams = null)
    {
        // validation for constraint: string
        if (!is_null($clickoutURLParams) && !is_string($clickoutURLParams)) {
            throw new \InvalidArgumentException(sprintf('Invalid value, please provide a string, "%s" given', gettype($clickoutURLParams)), __LINE__);
        }
        $this->clickoutURLParams = $clickoutURLParams;
        return $this;
    }