(bug): Token balance not reflected on site
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### Summary
It appears that token balance is not always being correctly reflected on the site.
### Steps to reproduce
(How one can reproduce the issue - this is very important)
### Platform information
Reported on Firefox
### What is the current *bug* behavior?
The user has purchased tokens but they do not appear on the wallets page (despite being there on metamask.
### What is the expected *correct* behavior?
Tokens should be in sync with metamask.
### Relevant logs and/or screenshots
(Paste any relevant logs - please use code blocks (```) to format console output,
logs, and code as it's very hard to read otherwise.)
### Possible fixes
(If you can, link to the line of code that might be responsible for the problem)
/label ~"T \- Bug" ~"S \- Triage:new"
issue