Transaction not yet indexed

668NpXtZi24zFxcaG2amVQFjMuFqi1DMN1tENfeKdC2sSNSiSjrigJXSXVHPTJBm7hwNjEQvCE6miaTbhEfBdyJD

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