# 3.9 Requesta a Verifiable Credential
# Use cases
The Function name can be used for:
We will use the CommercioSDK, our own open source tool to format transactions to Commercio.network
# Functions and APIs
We will use the xxxxxx function
An xxxx code is ...
# Step by step sequence
First you need to...
Second, you must...
Finally, the result is ...
# Code Examples
Here's an example of the implemetation in all the available languages.