Transaction not yet indexed

MEz4jQcQxz7e8KfkcxAaXLL4Y1jTP7fDtzeFqN253MKrra6UP8jifDo6FxJGr252uyxnUoxWLaeEfmq1UaF7Uqs

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