/// <returns>a set of content objects</returns>
[OperationContract]
[WebInvoke(UriTemplate = "GetMetaDefinitionsV212GetHierarchyDeltasV212/{appName}/{contextName}/{authentication}/{version}", Method = "GETPOST",
RequestFormat = WebMessageFormat.Json,
BodyStyle = WebMessageBodyStyle.Bare,
ResponseFormat = WebMessageFormat.Json)]
</source>
[[Category:Server|Web Service]]
= Download a Document =