Transaction not yet indexed

mb8CBj2Pfoxt6akWm52eoFXKU5ScqQ7jHr7Y2aP9q7jQrGeFN7irbMMXkYqFvq7rRnSTHKneo6Q8d5aJSH3efPJ

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