The Temenos Core API demo provide an OData service where any and every entity within the system can be accessed through the same set of URI conventions for paging, filtering, and even things like zooming. An OData service has two main entry points - the ServiceDocument and the Metadata. For more information and examples see http://www.odata.org/
http://tcmb-demo.cloudapp.net/TCMBCommon-iris/TCMBCommon.svc/GB0010001/
Accept: application/atom+xml GET http://tcmb-demo.cloudapp.net/TCMBCommon-iris/TCMBCommon.svc/GB0010001/...SomeEntity...
Accept: application/atomsvc+xml GET http://tcmb-demo.cloudapp.net/TCMBCommon-iris/TCMBCommon.svc/GB0010001/
Accept: application/xml GET http://tcmb-demo.cloudapp.net/TCMBCommon-iris/TCMBCommon.svc/GB0010001/$metadata
An OData service provides type information for EntitySet’s (collections), Entity’s (items), and Property’s (fields) through the $metadata endpoint.
OData flavour of Atom application/atom+xml