curl --request DELETE \
  --url https://my.server.express/api/v1/user/billing/card \
  --header 'Authorization: Bearer <token>'

const options = {method: 'DELETE', headers: {Authorization: 'Bearer <token>'}};

fetch('https://my.server.express/api/v1/user/billing/card', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://my.server.express/api/v1/user/billing/card"

headers = {"Authorization": "Bearer <token>"}

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

print(response.text)

{
  "success": true,
  "message": "<string>"
}

{
  "success": false,
  "error": "<string>"
}

{
  "success": false,
  "error": "<string>"
}

{
  "success": false,
  "error": "<string>"
}

{
  "success": false,
  "error": "<string>"
}