I'm trying to create an AWS API Gateway to proxy an existing service. I set up a test instance of the API gateway through the console and am trying to replicate that in terraform. Something is missing, but I am not quite sure what. Here is what the console created one looks like:

And here is what the terraform created one looks like:
Notice that the console created one has a Method Response set for "HTTP Status: Proxy". I can't figure out how to do that with terraform.