A 1025 Please check back later error is a Cloudflare-specific error code for:
"Account holder's limit has been exceeded."
A request was not serviced because the domain has reached the limits for its current Cloudflare Workers plan.
Purchase a paid Workers subscription via the “Upgrade Workers Plan” button in the Cloudflare Workers app.
Source: https://support.cloudflare.com/hc/en-us/articles/360029779472-Troubleshooting-Cloudflare-1XXX-errors#error1025