const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    description: 'Birthday List',
    sub_account_id: 7,
    qrcode_url: 'https://www.google.com'
  })
};

fetch('https://api.thanks.io/api/v2/mailing-lists/', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

curl --request POST \
  --url https://api.thanks.io/api/v2/mailing-lists/ \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "description": "Birthday List",
  "sub_account_id": 7,
  "qrcode_url": "https://www.google.com"
}
'

import requests

url = "https://api.thanks.io/api/v2/mailing-lists/"

payload = {
    "description": "Birthday List",
    "sub_account_id": 7,
    "qrcode_url": "https://www.google.com"
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

{
  "type": "manual",
  "description": "New Mailing List (Created via API 09/07/2024)",
  "sub_account_id": 7,
  "user_id": 2,
  "updated_at": "2024-09-07 02:10:32",
  "created_at": "1 second ago",
  "id": 610
}

{
  "message": "Unauthorized"
}