Using the regular IFS integration broker (IFS Connect), receive the currency exchange rates XML and then convert it to a CSV. Using the BizAPI IfsFinancialsInboundMessages:ReceiveCurrencyRate read the generated source file into IFS.
Other option: With a small page configuration, it’s been created a workflow that connects to an external WebService to fetch the current currency Exchange Rates and automatically updates IFS Cloud with those details. It saves IFS Cloud users from having to manually key in this information.
Check this video that show this in action and you'll also find the bpmn file there: