curl --request GET \
  --url https://api.example.com/brokerage-firms/{brokerageFirmId}/brokers

{
  "data": [
    {
      "firstName": "<string>",
      "lastName": "<string>",
      "userId": "<string>",
      "email": "<string>",
      "brokerRole": "<string>"
    }
  ],
  "pageInfo": {
    "first": true,
    "last": true
  },
  "totalCount": 123,
  "currentPage": 123,
  "totalPages": 123
}