Follow-up from "Field needs to be called Url"
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The following discussion from !157884 should be addressed:
- [ ] @jaime started a [discussion](https://gitlab.com/gitlab-org/gitlab/-/merge_requests/157884#note_1975789471): (+2 comments)
> Could we simply use a `json:"url"` struct tag here?
>
> ```suggestion:-0+0
> WsURL string `json:"url"
> ```
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