Transaction not yet indexed

668FxEKjjCAy6wGxpDUapuVHGd3BFCgpyADermKLDsBQhnSUq3ptwDUApfGv7owuCS9h7YoCDnv6vWow4479Gqig

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