This section will cover how to add a static mapping to a subscription.
1. Select "ADD NEW MAPPING".
2. Select "Static" from "Types Dropdown".
3. Type in a value for "Source" field.
4. Select "Field" or Custom Field" as type of data destination from left "Destination" dropdown.
5. Select field attribute of data Destination from right "Destination" dropdown.
6. Click "Save".
7: When are finish adding all mappings to a given collection, click the apply button at the bottom of the page.