Message definition base example
<status value="draft"/><experimental value="true"/><date value="2016-11-09"/><publisher value="HL7 International / Infrastructure And Messaging"/><contact><telecom><system value="url"/><value value="http://www.hl7.org/Special/committees/inm"/></telecom></contact><description value="Message definition base example"/><purpose value="Defines a base example for other MessageDefinition instances."/><eventCoding><system value="http://example.org/fhir/message-events"/><code value="admin-notify"/></eventCoding><category value="notification"/></MessageDefinition>