Transaction not yet indexed

28AUuv63ffUtbdGJ37bbX6ox8dbAFMeRPV8BLPvsbqvGqNDPKj7a9dnBKTdmytJGXWnRjfhTxEUBpENSTkcuSvX7

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