fix(rest): reject a string instead of object (#918)

* fix(rest): reject a string instead of object

* reject an error for stack trace

src/rest/process_queue.ts

@@ -119,10 +119,9 @@ export async function processQueue(id: string) {
             break;
         }
 
-        queuedRequest.request.reject?.({
-          status: response.status,
-          body: JSON.stringify({ error }),
-        });
+        queuedRequest.request.reject?.(
+          new Error(`[${response.status}] ${error}`),
+        );
 
         // If Rate limited should not remove from queue
         if (response.status !== 429) queue.shift();