Transaction not yet indexed

668PkcESKtr7r553KU4JwRTdipefbTXcy2f5WL7ZLZbg5BHNfi9bjgwpX29cgzc9FoiUHp6jLEUXUtywmsjbFQCy

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