This operation accepts a message, processes it according to the definition of the event in the message header, and returns a one or more response messages. This operation is described in detail on the messaging page
Validate
API
Project FHIR API
The project FHIR API endpoint is not yet available for DSTU2 FHIR version.
Simplifier FHIR API
The global FHIR API endpoint is not yet available for DSTU2 FHIR version.