Transaction not yet indexed

Qn9ECSASTQ2bJGBfGco6NofrXkzZiSMyQ6sHcT84ZHscY6eWcCdxiC7C5twDh7Gqr9PiQkNRxRAtG2E5q2hw5Du

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