Failed Connection to Pulpo WMS Api

Hello all,

I’m new to Make and was already able to Authenticate at the Pulpo WMS API.
I’m receiving the Bearer Token via the /auth Route:

If I then use the Bearer Token in a follow-up request, I always get the message “401: Unauthorized”. For example when using the GET-route /iam/users/me:

What am I doing wrong here?
Thanks for your help.