Based on the last comment from Allison the solution is to configure oslo_middleware properly to allow bigger HTTP request bodies:
[oslo_middleware]/max_request_body_size
So I'm closing this bug as Invalid.
Based on the last comment from Allison the solution is to configure oslo_middleware properly to allow bigger HTTP request bodies:
[oslo_middlewar e]/max_ request_ body_size
So I'm closing this bug as Invalid.