Transaction not yet indexed

Lt19YbYdbPZari9RbGEvmXJ9JPaB5AcFKSqPETAtUih41iTzCQd9kZYSFsUb7gXg8ZQH4kubctt4EFoV7KSyhL6

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