Transaction not yet indexed

666PD3vmnXDc8c9uidnHeNR1Nib6R2FDtkGAWPJEGRWQznLAC5aCDGiMXk6K7M8dM7qqwqngHGnvXqerjqfrRq46

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