NCW Asset Response for Balance and Refresh Balance differs from that …

[nicholasjpanella]

…of Custodial APIs, extended existing type to accommodate

Pull Request Description

I've created a patch to match the static typing to the API response of NCW Get Balance and Refresh Balance endpoints

Please delete options that are not relevant.

• [ x ] Bug fix (non-breaking change which fixes an issue)

How Has This Been Tested?

Please describe the tests that you ran to verify your changes. Provide instructions so we can reproduce. Please also list any relevant details for your test configuration

• [ x ] Locally tested against Fireblocks API

Checklist:

• [ x ] I have performed a self-review of my own code
• [ - ] I have made corresponding changes to the documentation
• [ - ] Any dependent changes have been merged and published in downstream modules
• [ - ] I have added corresponding labels to the PR

[goweiss]

Eventually we decided to change the data from balance-service (align with vault balance). See JIRA ticket