[Bug]: Spike in gas estimation failures on Base, BNB and OpBNB

[bschorchit]

Describe the bug

We're seeing a spike in gas estimation failures on Base, BNB and OpBNB that started with v12.5.1 on October 31st.
Metrics suggests it's happening mainly for contract interactions but also for simple sends.

Relevant mixpanel dashboards:

• https://mixpanel.com/s/3I4aEE
• https://mixpanel.com/s/2YRQjV

Labeling as a sev1 until we understand the issue better.

Expected behavior

No spike in gas estimation failures

Screenshots/Recordings

Steps to reproduce

1. Go to test dapp
2. Have funds on Base or BNB
3. Click any of the send buttons
4. See gas estimation failure

or

1. Have funds on BNB
2. Go to https://nfprompt.io/artwork/kEbXnDPLJowYp0aK8P5rW64v72ag8M1j
3. Connect your wallet
4. Click approve
5. See gas estimation failure

I could not repro the gas estimation failure for the wallet initiated send flow

Error messages or log output

No response

Detection stage

In production (default)

Version

12.5.1

Build type

None

Browser

Brave

Operating system

MacOS

Hardware wallet

No response

Additional context

No response

Severity

No response