Confirm this is a Typescript library issue and not an underlying Cloudflare API issue

• This is an issue with the Typescript library

Describe the bug

When trying to use the Write with optional metadata SDK command, the metadata is not saved.

I've created a minimal repro here: https://github.com/thomasgauvin/testing-workers-kv-sdk-typescript

To Reproduce

Clone https://github.com/thomasgauvin/testing-workers-kv-sdk-typescript
Update .env vars
Run npm run test:ts
Observe results

Code snippets

const result3 = await cf.kv.namespaces.values.update(
      NAMESPACE_ID,
      'ts-test-with-metadata',
      { 
        value: 'typescript-value-with-metadata',
        account_id: ACCOUNT_ID,
        metadata: { 
          contentType: 'text/plain',
          author: 'typescript-test',
          timestamp: new Date().toISOString()
        }
      }
    );


//The metadata is not saved

OS

macOs

Runtime version

5.9.2

Library version

4.5.0