curl --request GET \
  --url https://api.xplenty.com/{account_id}/api/connections/types \
  --header 'Accept: <accept>' \
  --header 'Authorization: Basic <encoded-value>'

[
  {
    "type": "<string>",
    "name": "<string>",
    "description": "<string>",
    "icon_url": "<string>",
    "groups": [
      "<string>"
    ]
  }
]