Transaction not yet indexed

28LNEE6iSeN6ArS4cMdoDyVMnQLPtggCVLj8o8yErjRK5a5NSb2gFmo2CMogCVDsQU3aRoh5zJNhAUDpHyziFPt6

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