Transaction not yet indexed

NkffZUr2KXxN8UeYJ1wD2yBWgiJQpFRAaLF76pyBAHx8ubFmzSKSihXZwytLaaLiBF5MQ79UbePBrB5cTmNsSpz

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