Transaction not yet indexed

mnt91GF2eEtidTG2y1r7tdFE1FSqcRo9DLoa1FdHGcagkifJKkeawcWDKnDAfBgy8hbevBp1Ch4s9FCkGn2W6wR

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