Listing newsletters

import requests

url = "https://api.buttondown.com/v1/newsletters"

headers = {
    "accept": "application/json",
    "authorization": "Token $BUTTONDOWN_API_KEY"
}

response = requests.get(url, headers=headers)

print(response.text)

{
    "results": [
        {
            "api_key": "7f819f8f-8220-4dcd-b7e3-37c81ead8b7a",
            "creation_date": "2019-08-24T14:15:22Z",
            "description": "I write about corgis and Python and lifting and all sorts of stuff!",
            "id": "497f6eca-6276-4993-bfeb-53cbbbba6f08",
            "name": "Justin's neat newsletter",
            "username": "jmduke",
            "footer": "Thanks, as always, for reading!",
            "header": "Howdy, gang!",
            "tint_color": "#0069FF",
            "from_name": "Justin Duke"
        }
    ],
    "count": 1
}