Transaction not yet indexed

ykgExpr4QsU7p3sXzCCZ5azjafZ6SdY8FvDjCeMeXe6kJbJerbQY6KQFqBVGkDCMGJ1PQ9jESsFdnzQw4Kyemeq

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