Route create thread and run returning run_id: null

im trying to create a thread and run the same, but just the thread is created, how can i solve it?

@ocostadallo - Welcome to the community,

Check my previous post out , it will give you an idea to start with.

i have already started, i was using the route already, but now is not working…
im using this route:

To create and run a thread, but just create the thread…

was it working previously and now is it raising an issue?