it's only for multiline text ,I am adding one node adding "Testing data for capiton" text to that node
on nodeTextEdited event added belwo code, containerNode.resizeToFitText(MindFusion.Diagramming.FitSize.KeepWidth);
showing like before save image .

after that i am saving data for height and width
at the time of loading i am sending height and width to createnode

after create node adding below code also containerNode.resizeToFitText(MindFusion.Diagramming.FitSize.KeepWidth);
beacuse of above code node size is incresed
like after save image below

can you please help me i do not want change height of node as before saving is showing same way i have to show after save also?
help me as soon as