Transaction not yet indexed

6CouCM2aM47E5mNaPXXADipdqWYnTYsarfutHj6YJCDMajodMpFTWR3b3bZ86wZr2DG9ZnoAeRMnz7FSJ1NvG7u

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