Transaction not yet indexed

MffGyEPMM6EtN1uKbB6VQSwNaE9kHwJ4jqMJ7bmYVmYKdZLstd6bFCTDvHkRMvHv4mGN8QpUzq9dS2UPDvhcnaf

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