List teammate group teammates

Example response

{
  "_links": {
    "self": "https://yourCompany.api.frontapp.com/teammates"
  },
  "_results": [
    {
      "_links": {
        "self": "https://yourCompany.api.frontapp.com/teammates/tea_6r55a",
        "related": {
          "inboxes": "https://yourCompany.api.frontapp.com/teammates/tea_6r55a/inboxes",
          "conversations": "https://yourCompany.api.frontapp.com/teammates/tea_6r55a/conversations",
          "botSource": "https://yourCompany.api.frontapp.com/rules/rul_6r55a"
        }
      },
      "id": "tea_6r55a",
      "email": "michael.scott@dundermifflin.com",
      "username": "PrisonMike",
      "first_name": "Michael",
      "last_name": "Scott",
      "is_admin": true,
      "custom_fields": {
        "city": "London, UK",
        "isVIP": true,
        "renewal_date": 1525417200,
        "sla_time": 90,
        "owner": "leela@planet-express.com",
        "replyTo": "inb_55c8c149",
        "Job Title": "firefighter"
      }
    }
  ]
}