Create Invoice API Endpoint

POST https://payid19.com/api/v1/create_invoice

Requests

Parameters to be sent to the service are as follows:

Input Name	Type	Required	Description
public_key	String	Yes	your public key
private_key	String	Yes	your private key
test	Integer	No, default null	if the value is 1 it is a test invoice, if the value is null it is a live invoice
email	String	No	Email or buyer.
merchant_id	String	No	ID of merchant.
order_id	String	No	ID of order.
customer_id	Integer	No	ID of buyer.
price_amount	Decimal	Yes	price of product the price of product is under 0.4 USD will be added fee to price automaticallly
price_currency	String	No, default USD	Currency (default: USD). Alternatively, you can set USD, EUR, GBP and other currencys, show all supported currencies
add_fee_to_price	Integer	no, default null	if the value is 1 add fee to price *when used, it increases erroneous transfers and decreases sales.
title	String	no	title of invoice
description	String	no	description of invoice
callback_url	String	no	Merchant callback URL for payment result notification if payment success result values is :private_key(for compare yours), id, email, merchant_id, order_id, customer_id, price_amount, price_currency, amount, amount_currency, add_fee_to_price, title, description, ref_url, cancel_url, success_url, callback_url, ip, test, created_at, expiration_date Tries 3 times, once every 5 minutes, until it reaches HTTP code 200
cancel_url	String	no	cancel url
success_url	String	no	success url
expiration_date	Integer	no, default 6, max 6	expiration date hourly
margin_ratio	Integer	no	We've seen people send a lot of underpaid amounts (usually under 1 USDd) as getting paid in crypto is a new payment method. The amount you write in this field is ignored and the payment is considered successful, even if it is missing. for example: if you type 1 (1 USDT) here and generate an invoice to receive payment of 5 USDT, the payment will be considered successful even if you receive 4 USDT, but your customer will be considered unsuccessful if the payment is 3.9 USDT (If you typed 2, 3.9 USDT would also be considered successful.)
white_label	Integer	no	To create an invoice with your own logo, your own style and brand, send it as 1 and receive a list of coins you can receive payment from as JSON. For detailed information and More

Response

Parameters to be returned from the service are as follows:

Input Name	Type	Description
status	String	success or error
message	String	error message if status is error or invoice url if status is success

Sample Codes

Create Invoice Sample


                            <?php
 $url= 'https://payid19.com/api/v1/create_invoice';
                            

$post = [
'public_key' => 'yourpublickey',
'private_key' => 'yourprivatekey',
'email' => '[email protected]',
'price_amount' => 725,
'price_currency' => 'USD',
'merchant_id' => 5,
'order_id' => 11,
'customer_id' => 12,
'test' => 1,
'title' => 'title',
'description' => 'description',
'add_fee_to_price' => 1,
'cancel_url' => 'https://yourcancelurl',
'success_url' => 'https://yoursuccessurl',
'callback_url' => 'http://yourcallbackurl',
'expiration_date' => 6,
//'margin_ratio' => 1
]; 

$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, true);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS,http_build_query($post));
$result = curl_exec($ch);
curl_close($ch);
                            if(json_decode($result)->status=='error'){
//error
echo json_decode($result)->message[0]; 
}else{
//success
echo json_decode($result)->message; 
 }

Catch Callback Sample


                                <?php

                                $data = json_decode(file_get_contents('php://input')); //catch request data
                                

                                
if($data->privatekey!="your privatekey"){ //compare private keys 
                                    
die;
                                
}
                                
....and the other things