Zhongyi Zhang

That's true. But I think the checker does allow async or sync response. Provision: https://github.com/openservicebrokerapi/osb-checker/blob/master/2.13/tests/test/test.js#L237 Deprovision: https://github.com/openservicebrokerapi/osb-checker/blob/master/2.13/tests/test/test.js#L501 And async bind is not yet supported in OSB API 2.13. Is there...

I think we can have a try https://www.npmjs.com/package/request-debug.

But it is too old. Let's take a look at the first and the second option here: https://github.com/request/request#debugging.