A simple serviceDeployment descriptor is used to describe the service.
The type is not needed either, as it reflects the default choice (simpleTargetedChain).
This defines a simple input chain of 2 handlers, a simple output chain of 2 handlers.
This shows use of parm to configure options on inputHandler2.
The input chain does not need to define type, as this is default
when more than one handler is specified within the flow
inputHandler2
The even though no type is specified, the default chain type is taken
because more than one handler is specified