public function requestContent(string $method, string $uri, ?array $get = null, ?array $post = null, ?array $files = null, ?array $headers = null)
    {
        $options = $this->prepareOptions($get, $post, $files, $headers);

        return (string) $this->request($method, $uri, $options)->getBody();
    }
public function requestContent(string $method, string $uri, ?array $get = null, ?array $post = null, ?array $files = null, ?array $headers = null)
    {
        $options = $this->prepareOptions($get, $post, $files, $headers);

        return (string) $this->request($method, $uri, $options)->getBody();
    }
@param string     $method
@param string     $uri
@param array|null $get
@param array|null $post
@param array|null $files
@param array|null $headers

@throws GuzzleException

@return string