bugfix(logger): memory consumption

src/Client/ClientImplementation.php

@@ -63,7 +63,7 @@ class ClientImplementation implements Client, LoggerAwareInterface
         $this->apiUrl                = $apiUri;
         $this->defaultRequestHeaders = $defaultRequestHeaders;
         $this->timeout               = $timeout;
-        $this->is_logger_available     = ! $logger instanceof NullLogger;
+        $this->is_logger_available   = ! $logger instanceof NullLogger;
     }
 
     /**
@@ -88,7 +88,7 @@ class ClientImplementation implements Client, LoggerAwareInterface
                 $this->timeout
             );
 
-            if ( $this->is_logger_available ) {
+            if ($this->is_logger_available) {
                 $this->logger->debug(
                     "Sent request with: URL: {$fullUrl};\n METHOD: {$method};\n BODY: {$body};\n"
                     ."HEADERS: ".json_encode(