Transaction not yet indexed

5ufCQaXgkNCfHYVWibHiK8EfMUTCAKSVQryCh6XdWVyJpLDMPcLAH5zX4jLsTCsa6f5Fqv5wtxspJxLFNDdNfsk2

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