Transaction not yet indexed

5EFFrcAmbtfqDtueVnFp41GcfExmLqNWWd8dshemK4oPAdhhqs7hkK5Zv4mqeJpyx6e8o2Z8xysbTS9HWAvHB4Et

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.