:recycle: more detailed request.payload error message

backend/lib/routes/user/validate-session.js

             try {
                 const validatedSessionToken =
                     userService.validateSession(hashedSessionToken)
-                if(validatedSessionToken?.email) throw new Error(`Could not validate token based on request: ${request}`)
+                if(validatedSessionToken?.email) throw new Error(`Could not validate token based on payload: ${request.payload}`)
                 
                 const user = await userService.findByUserEmail(
                     validatedSessionToken.email,