Transaction not yet indexed

5Emem13ATX4eVnmmWqRh23rFcKFyXbMvqHudPiAQeq5eXf9KmCKTsyrDXQoiX3Wa7j8hXeRetwBYLT8XUCX7h591

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