Transaction not yet indexed

666UbAxfUbTeXxHR9v2xb8YKxTdGVQqX9nS5fb4GpthtBSEDh42Fo4ey9pbDaZypmCZvr58KG4kL6f2eMzEvud1f

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