Explanation

OpenSea renamed the field supply, which used to be required, to total_supply. Fixes the error:

undefined is not an object (evaluating 'contract.supply.toString')

A more accurate total_supply was also added to the collection object, which is now preferred to the one on the contract.

References

Changelog

@metamask/assets-controllers

• FIXED: OpenSea response from supply to total_supply

Checklist

• I've updated the test suite for new or updated code as appropriate
• I've updated documentation (JSDoc, Markdown, etc.) for new or updated code as appropriate
• I've highlighted breaking changes using the "BREAKING" category above as appropriate