bugfix(core): Fixing body issue

src/Curl/CurlClient.php

@@ -91,7 +91,7 @@ class CurlClient implements HttpClient {
 				return $len;
 			}
 		];
-		if ( $method !== "GET" ) {
+		if ( ! empty( $body ) ) {
 			$options[ \CURLOPT_POSTFIELDS ] = $body;
 		}
 		\curl_setopt_array( $this->curlResource, $options );