Thank You Jarry!
Since i'm writing in a DB this procedure works GEAT!
Send Datavar t1 = $("#tt"); // the source tree
var data = t1.tree("getData", t1.tree("getRoot").target);
var jdata = JSON.stringify(data);
Get Datavar jdata = JSON.parse(value.FIELD);
$("#treev").html("");
var treev = $("<ul id=\"tt\" class=\"list-group easyui-tree\" " +
"data-options=\"animate:true,checkbox:true,cascadeCheck:true,lines:true\">" +
"</ul>").appendTo("#treev");
treev.tree({
data: $.extend(true, [], [jdata])
});