Transaction not yet indexed

NMW8KtvL5MV7rNhs9vL5Z17r4QKd3Ak1WVWgpMJaNWvYPGcXW2beeZUcwAAGDG5dJnw2uFYYKcMeRFRhCdsFWVE

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