Transaction not yet indexed

Pm8ZPngamwpsWuxpKDJSjvgMhYhwWz8tv1NVHtwJFba2EKA9vZvmG3xpvvtXDE5ZxcCTu67bfq7tjmC5ZQAjnrN

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