Transaction not yet indexed

668PgpMuPqSmr2ZNHE6rnZNihPCEewWYxvpxbizE2Dj2comSi5v1xbAHJ5kPCsmh2yTQLmijtRwQthB2mcEDUf4i

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