Halstack Browser - Error Input properties type is undefined

[aidamag]

Describe the bug
In the example app, after clicking in the POST request, there is an error where it can not read property of undefined.
Checking the code and the API response, the structure of the data received is different that what is implemented ('metadata' doesn't exist).

To Reproduce
Click in the POST request.

Expected behavior
It should not have any error.

Screenshots