Transaction not yet indexed

668FEEGGpJeCoZj61tQ2Nk4VRyrMtvoZVzzRRWTqWh2SZq1YKrCLMkCms3naUGoc8ZAydoQb1RXvaMxWdMKjJ6N9

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