[bug] cannot sign transaction

[offsdf]

The issue

can't sign a transaction, the sign button basically does not respond, and i also get "Simulation failed" error message the moment i call for this popup
As far as i've found out, it only happens to Rainbow. In comparison, TrustWallet works as intended

The website i tested this on: https://speedrunethereum.com/

How to reproduce

1. go to https://speedrunethereum.com/
2. connect your wallet
3. then click register and you'll get the popup

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on the contrary, what TrustWallet shows: