Transaction not yet indexed

668FVTAtLKjDK5QbLSNzq22UMGTtSLgYhW4bZZXXt9s8MP7h1qkdxJaj1u4foUbYPKPCTmNN8J2f96EpZTaGrnXi

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