Can i connect this lab with a different lab?

I am trying to acces the Cisco Modelling Labs but i am getting error below saying Enviroment Launch was denied. Is there any timeline when the sandbox can start operating normally ?

I had been trying out POST request on the Cisco IOS-XE always on sandbox, in order to create a new interface using RESTCONF AP. I am getting a 403 error code.  Quite a while back, I was able to successfully create a POST request using YANG but is no ...