diff --git a/src/service/NavigateService.js b/src/service/NavigateService.js
index ede3edd..55f6c75 100644
--- a/src/service/NavigateService.js
+++ b/src/service/NavigateService.js
@@ -30,7 +30,7 @@ class NavigateService {
                 return submit.click()
                 //*[@id="container_sub"]/div[2]/table/tbody/tr/td[1]/table/tbody/tr[2]/td/table/tbody/tr[1]/td[3]/input
             }).then(signed => {
-                return { currentUrl: driver.getCurrentUrl(), sessionId: driver.getSession() }
+                return JSON.stringify({ currentUrl: driver.getCurrentUrl(), sessionId: driver.getSession() })
             })
         })
     }