e <a href="operations.html">operation</a> <a href="resource-operation-validate.html">validate</a> can 
be used to check whether a resource conforms to a profile. The simplest way to execute this operation is
to post the resource to a server:
</p>
<pre>
 POST [base]/Observation/$validate?profile=http://hl7.org/fhir/StructureDefinition/heartrate
 [other HTTP headers]
 
 &lt;Observation&gt;... resource to check as the body
</pre>
<p>
The server will return an <a href="operationoutcome.html">Operatio