How to address the error
Salesforce Audience Studio Console end users that have Full Access to Partner Management must modify the related partner account(s) to properly configure the Currency settings.
1. Navigate to Activation > Partner Management
2. Find the existing account to modify
3. Modify the currency field to include the three digit code as referenced here. IMPORTANT: The currency must be configured based on what the receiving partner expects to receive. Please make sure you reference what’s been configured in the partner's 3rd party buyer settings.