Get proxy servers

curl --request GET \
  --url https://app.plugchoice.com/api/v3/chargers/{charger_uuid}/proxy \
  --header 'Authorization: Bearer <token>'

{
  "data": [
    {
      "websocket_url": "wss://marquardt.com",
      "role": "follower",
      "created_at": "2026-01-10T01:14:32.000000Z",
      "updated_at": "2026-01-10T01:14:32.000000Z"
    },
    {
      "websocket_url": "wss://predovic.biz",
      "role": "leader",
      "created_at": "2026-01-10T01:14:32.000000Z",
      "updated_at": "2026-01-10T01:14:32.000000Z"
    }
  ]
}