Transaction not yet indexed

MFC3tdfVifW5y4vwAXNgrQSBcnTy2b9PZZy8KWEHWkUDHSsaHNW4Hztw6ZvpBM2GnViTSpZjbpxEQYBaAv8FDXD

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