Prerequisites for Creating an API Data Stream Using the Order Management System Connector
To create an API data stream for OMS, you enable using multiple currencies. Then, when products have different currencies, Marketing Cloud Intelligence converts the currency to the currency selected in Intelligence.
The user must have Admin permissions in Order Management System (OMS) to authenticate with Marketing Cloud Intelligence.
In Order Management Setup, expand Company Settings, and click Company Information
Click Edit and select Activate Multiple Currencies.