These define a Smart Folder structure inside another Smart Folder structure, for example:
{ "id : "1", "name":"Documents", "nodes":[ { "name":"Correspondence", "description":"Smart Folder - documents from type 'Correspondence'", "nodes":[ { "name":"High Prio", ... }, { ... } }, { "name":"Assessment", "description":"Smart Folder - documents from type 'Assessment'" }, { "name":"Pending approvals", "description":"Smart folder - pending approvals documents" } ] }