Transaction not yet indexed

21LAST59iHZVVxjVmTbVjJuk18fWT4qJgsgTk1d926LU2UX8kgjMsxuMj8Fhoqjq9YLwqCcDaPQEVF7fWtfAmKA9

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