curl --request POST \
  --url https://sandbox-platform.jupico.com/v1/checkouts/update \
  --header 'Authorization: Basic <encoded-value>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "subMerchantId": "jpt-sim-md-1",
  "checkoutId": "f4b2c7d9-8e31-4a6b-b0d5-2c9a1e7f5d38",
  "totalAmount": 75,
  "description": "<string>"
}
'

import requests

url = "https://sandbox-platform.jupico.com/v1/checkouts/update"

payload = {
    "subMerchantId": "jpt-sim-md-1",
    "checkoutId": "f4b2c7d9-8e31-4a6b-b0d5-2c9a1e7f5d38",
    "totalAmount": 75,
    "description": "<string>"
}
headers = {
    "Authorization": "Basic <encoded-value>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: 'Basic <encoded-value>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    subMerchantId: 'jpt-sim-md-1',
    checkoutId: 'f4b2c7d9-8e31-4a6b-b0d5-2c9a1e7f5d38',
    totalAmount: 75,
    description: '<string>'
  })
};

fetch('https://sandbox-platform.jupico.com/v1/checkouts/update', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

const url = 'https://sandbox-platform.jupico.com/v1/checkouts/update';
const options = {
  method: 'POST',
  headers: {Authorization: 'Basic <encoded-value>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    subMerchantId: 'jpt-sim-md-1',
    checkoutId: 'f4b2c7d9-8e31-4a6b-b0d5-2c9a1e7f5d38',
    totalAmount: 75,
    description: '<string>'
  })
};

fetch(url, options)
  .then(res => res.json())
  .then(json => console.log(json))
  .catch(err => console.error(err));