Transaction not yet indexed

5U21pCVGWCQi6VrdPi8sYa4eKLLh7scvtyVURN1bJ4kXttiBphDHRvbnEWJ1UJZDwG8kj51c29ZbmsrAi5uQnFjH

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