Transaction not yet indexed

5ffxMWRsQkMrhhAjSWQtyu22Q1PyuuR8XoVjQPymmpjULYP4GdrsgDZFw9yQEiSUePZLf8Q2UwHCz2EDTFqQr1Zp

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