List workspace members

curl --request GET \
  --url https://api.example.com/api/v1/workspaces/{workspace_id}/members

{
  "members": [
    {
      "id": "<string>",
      "user_id": "<string>",
      "email": "<string>",
      "role": "owner",
      "created_at": "2023-11-07T05:31:56Z",
      "name": "<string>",
      "picture_url": "<string>",
      "status": "active"
    }
  ],
  "total": 123,
  "invitations": []
}