Transaction not yet indexed

5UB51pWgguCF6hdgLHMuk6QKftYYaU1LSsthWMrAzkaQYU7dGx9L1L9uRiYnNiDwQ71VCMFFknW4oV3W2d73CNzD

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