curl --request GET \
  --url https://api.botifiy.com/group/fetchAllGroups/{instance} \
  --header 'apikey: <api-key>'

[
  {
    "id": "<string>",
    "subject": "<string>",
    "subjectOwner": "<string>",
    "subjectTime": 123,
    "pictureUrl": "<string>",
    "size": 123,
    "creation": 123,
    "owner": "<string>",
    "desc": "<string>",
    "descId": "<string>",
    "restrict": true,
    "announce": true
  }
]