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POST
https://cc.firmly.work
/
api
/
v1
/
payment
/
domains
/
{domain}
/
complete-order
Complete Order
curl --request POST \
  --url https://cc.firmly.work/api/v1/payment/domains/{domain}/complete-order \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --header 'x-firmly-authorization: <x-firmly-authorization>' \
  --data '
{
  "encrypted_card": "<string>",
  "billing_info": {},
  "captcha_token": "<string>"
}
'
{
  "platform_order_number": "<string>",
  "cart_id": "<string>",
  "line_items": [
    {}
  ],
  "total": {},
  "shipping_info": {},
  "shipping_method": {}
}

​
Overview

Completes the checkout process by placing an order with the merchant. This endpoint requires an existing cart with items and shipping information.

​
Authentication

​
x-firmly-authorization
string
required
Device authentication token from Browser Session

​
Path Parameters

​
domain
string
required
The merchant domain (e.g., “staging.luma.gift”)

​
Request Body

​
encrypted_card
string
required
JWE-encrypted credit card data using the public key from Get Public Key endpoint
​
billing_info
object
required
Billing address informationRequired fields:
  • first_name (string): Customer’s first name
  • last_name (string): Customer’s last name
  • email (string): Email address
  • phone (string): Phone number
  • address1 (string): Primary address line
  • city (string): City name
  • state_or_province (string): State/province code
  • country (string): Country name or code
  • postal_code (string): ZIP or postal code
Optional fields:
  • address2 (string): Secondary address line
  • company (string): Company name
​
captcha_token
string
Captcha verification token when required by merchant

​
Response

Returns an order confirmation object with:
​
platform_order_number
string
The order number from the merchant
​
cart_id
string
Unique identifier for the cart
​
line_items
array
Array of items in the order
​
total
object
Final order total with currency information
​
shipping_info
object
Delivery address details
​
shipping_method
object
Selected shipping option with pricing

​
Credit Card Encryption

The credit card must be encrypted as a JWE token with the following structure: 
{
  "number": "4111111111111111",
  "name": "John Smith",
  "verification_value": "123",
  "month": "08",
  "year": "2025"
}

​
Code Example

// 1. Get public key
const keyResponse = await fetch('https://cc.firmly.work/api/v1/payment/key');
const publicKey = await keyResponse.json();

// 2. Encrypt card data (using jose or similar library)
const encryptedCard = await encryptCardData(cardData, publicKey);

// 3. Complete order
const response = await fetch('https://cc.firmly.work/api/v1/payment/domains/staging.luma.gift/complete-order', {
  method: 'POST',
  headers: {
    'x-firmly-authorization': authToken,
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    encrypted_card: encryptedCard,
    billing_info: {
      first_name: 'John',
      last_name: 'Smith',
      email: '[email protected]',
      phone: '2065551212',
      address1: '123 Main St',
      city: 'Seattle',
      state_or_province: 'WA',
      country: 'US',
      postal_code: '98101'
    }
  })
});

const order = await response.json();

​
Prerequisites

Before calling this endpoint:
  1. Cart must have at least one item
  2. Shipping information must be set
  3. Shipping method must be selected

​
Error Responses

CodeDescription
ErrorInvalidInputBodyRequest validation failed
ErrorMissingRequiredParametersCart missing required data
ErrorCartNotFoundNo cart found for domain
ErrorPaymentDeclinedPayment was declined
ErrorStoreUnavailableMerchant temporarily unavailable