public void TLV_Normal_GrandChild()
{
var testData = "GG088106980484028899";
TLV grandParent = new TLV() { Tag = "GG", Length = 8, Value = "8106980484028899" };
TLV parent = new TLV() { Tag = "81", Length = 6, Value = "980484028899" };
grandParent.addChild(parent);
TLV child = new TLV() { Tag = "98", Length = 4, Value = "84028899" };
parent.addChild(child);
TLV grandChild = new TLV() { Tag = "84", Length = 2, Value = "8899" };
child.addChild(grandChild);
TLV result = TLV.parse(testData);
Helper.compareTLV(grandParent, result);
}