You need to wait since there's long line for the payment request, So far they are only processing 25% of the total payment request. Maybe they are having a hard time to verify each request because they release the request in public so there's a high chance that most of the request are fakes or duplicates. Just keep watching on there homepage https://expresscrypto.io/maintenance.html since they are consistently giving updates in weekly basis.

Here's the recent stats:
- 2022-02-07: Status of the liquidation process:
* Requests Received: 401363
* Requests Processed: 84122
* Requests refused: 2062