For example Consuming Synchronous RESTful Web Service with PI - I second image.
- Open the communication channel ( AXIS Channel )
- Go to the module tab
- The second table is the "Module Configuration"
- Change the values "com.sap.aii.axis.xi. XI30OutboundHandler" for "com.sap.aii.axis.xi.XI30OutboundHandler"
- Save
- Activate