src/Http.php
public function getResponseText() {
        if (is_resource($this->curl)
            && is_null($this->responseText)) {
            return $this->execute();
        }
        return $this->responseText;
    }
public function getResponseText() {
        if (is_resource($this->curl)
            && is_null($this->responseText)) {
            return $this->execute();
        }
        return $this->responseText;
    }
GET RESULT
@return mixed|null
@throws \Exception