Transaction not yet indexed

266UemxpYsPpsmEfiQeXM2XqVoPRpBjbCaDxPd7Drs7JLxSusyXdUGdF2dHYdNF4K7G51wDQk2KPkV6K8N8BoqV6

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