You can display the QR code in an iFrame (HTTPS only): 

Service endpoints

There are two endpoints (base URLs) to which you can make your API calls:

• Stage, if you are testing your integration,
• and Production, when you have finished testing and want your application to go live.

Request parameters

(For further details, please refer to the technical documentation.)

Full PHP example:

$data= array(
  "orderid"=> 'HP'.rand(microtime(0),100000),
  "operation"=> "sale",
  "eci"=> "7",
  "description"=> "Description of the order",
  "long_description"=> "Long description of the order",
  "payment_product"=> "bancontactqrcode",
  "email"=> "test@hipay.com",
  "currency"=> "EUR",
  "amount"=> "100",
  "shipping"=> 10,
  "tax"=> 10,
  "tax_rate"=> 10,
  "custom_data"=>
  '{
    "shipping_method":"click and collect",
    "first_order":"0",
    "products_list": "First product, Second product",
    "_reporting_data_1":"my custom data 1",
    "_reporting_data_2":"my custom data 2",
    "_reporting_data_3":"my custom data 3",
    "_reporting_data_4":"my custom data 4",
    "_reporting_data_5":"my custom data 5"
	}',

  // Customer information
  "email"=> "jane.doe@test.com",
  "phone"=> "0612345678",
  "birthdate"=> 19890525,
  "gender"=> "f",
  "firstname"=> "Jane",
  "lastname"=> "Doe",
  "streetaddress"=> "10 rue de la facturation",
  "streetaddress2"=> "Bâtiment A",
  "city"=> "Paris",
  "zipcode"=> "75012",
  "country"=> "FR",
  "shipto_firstname"=> "Jane",
  "shipto_lastname"=> "Doe",
  "shipto_streetaddress"=> "20 rue de la livraison",
  "shipto_streetaddress2"=> "Appt n°5",
  "shipto_city"=> "Paris",
  "shipto_zipcode"=> "75001",
  "shipto_country"=> "FR",
  "ipaddr"=> "193.248.51.27",
  "cid"=> "123",
  "accept_url"=> "https://example.com/accept",
  "decline_url"=> "https://example.com/decline",
  "pending_url"=> "https://example.com/pending",
  "exception_url"=> "https://example.com/exception",
  "cancel_url"=> "https://example.com/cancel"
	); 

JSON API response example:

{
	"state":"forwarding",
  "reason":"",
  "forwardUrl":"https:\/\/stage-secure-gateway.hipay-tpp.com\/gateway\/forward\/32215212016aafc0dc42c61aa9145256",
  "test":"true","mid":"00001234567","attemptId":"1","authorizationCode":"",
  "transactionReference":"800004182295",
  "referenceToPay":
  {
  	"urlbutton":"BEPGenApp:\/\/DoTx?TransId=1PROD-TXM-PSP.BCMC.AW.ATOS.NET\/BEP$GVBDGNJWIRBEEOCGIIYDORKD"
  },
  "dateCreated":"2019-09-13T11:00:53+0000",
  "dateUpdated":"2019-09-13T13:00:54+0200",
  "dateAuthorized":"",
  "status":"140","message":"Authentication requested",
  "authorizedAmount":"0.00","capturedAmount":"0.00",
  "refundedAmount":"0.00",
  "creditedAmount":"0.00",
  "decimals":"2",
  "currency":"EUR",
  "ipAddress":"193.248.51.27",
  "ipCountry":"FR",
  "deviceId":""
  ,"avsResult":"",
  "cvcResult":"",
  "eci":"7",
  "paymentProduct":"bancontactqrcode",
  "paymentMethod":"",
  "threeDSecure":"",
  "fraudScreening":
  {
  	"scoring":"0",
    "result":"ACCEPTED",
    "review":""
   },
   "order":
   {
   	"id":"HP54730",
    "dateCreated":"2019-09-13T11:00:53+0000",
    "attempts":"1",
    "amount":"100.00",
    "shipping":"10.00",
    "tax":"10.00",
    "decimals":"2",
    "currency":"EUR",
    "customerId":"123",
    "language":"en_US",
    "email":"jane.doe@test.com"
   },
  }