Marks a task as complete.
<acceptRequest> <items/> <comment/> <acceptLevel/> <recurrenceAllInstances/> </acceptRequest>
<acceptResponse> <status> <code/> </status> </acceptResponse>
Specifies a list of item IDs to accept.
Returns the error number related to the event. 0 indicates that the request was successful.
Returns the success or failure of the method.
<completeRequest> <items> <item>44FD563E.domain1.po1.100.16E3837.1.F8B.1@3: 7.domain1.po1.100.0.1.0.1@16 </item> </items> </completeRequest>