Transaction not yet indexed

MKt1kP2ABhHH71rRB8wc1nVVp5Fm7UtPQNiir3jKxX98HEGRyGDKGbuVKhWYuFxQr7RsjDAxuk2FoLGh2oFzaf5

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