Transaction not yet indexed

mkBwc4K8yuR1GcqyAqbUrcHE4f4kGoz1YYYvJSAr8pCB6Jo7QL6BoBU3TYpUiakFQVCVr9k8u9ChQL1NJg28UqR

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