This is a guide for creating a function interface.
Select 'Add function interface' from Interfaces page and fill the form accordingly.
Interface ID - Unique name for the function interface
Description - Description for your function interface
Provider - Function interfaces provider
Parameter - Name that the API uses for your input/output/error data
Data Interface - Data interface that describes the type of input/output/error data. If no data interfaces exist that describe your data, you can create them.