<h2>For Merchants:</h2>

<h3>To enable payment acceptance via Metamask and other Web3 wallets, you need to:&nbsp;&nbsp; Log in to your account.</h3>

<img alt="" src="https://passimpay.io/img/faq/03.webp" />

<h3>Open the settings of the required project.</h3>

<img alt="" src="https://passimpay.io/img/web3_1.webp" />

<h3>Enable the display of the corresponding payment acceptance button.</h3>

<img alt="" src="https://passimpay.io/img/web3_2.webp" />

<h3>After that, on the payment page, the client will be able to pay via Metamask and other Web3 wallets.</h3>

<h2>For customers:</h2>

<h3>If your customer wants to make a payment via Metamask, they need to:&nbsp;&nbsp; Select the appropriate payment method on the payment page.</h3>

<img alt="" src="https://passimpay.io/img/web3_3.webp" />

<h3>Click &#39;connect&#39;.</h3>

<img alt="" src="https://passimpay.io/img/web3_4.webp" />

<h3>And make the payment.</h3>

<img alt="" src="https://passimpay.io/img/web3_5.webp" />

How to connect a Metamask e-wallet for payments

To connect our API to your platform:

<ul>
	<li><a href="https://account.passimpay.io/login">Log in</a>&nbsp;or&nbsp;<a href="https://account.passimpay.io/register">sign up</a></li>
	<li>Go to the platform&nbsp;<a href="https://account.passimpay.io/platform/module">page</a></li>
	<li>Fill in the field &quot;Name&quot;</li>
	<li>Fill in the field &quot;URL-ADDRESS&quot;, and notifications on transactions will be sent to this address</li>
	<li>Press the &quot;Save&quot; button</li>
	<li>If you need to add one more platform, press the &quot;Create key&quot; button</li>
	<li>Press the &quot;Website parameters&quot; button</li>
	<li>In the resultant window, copy the &quot;Secret key&quot; and &quot;the platform ID&quot;</li>
</ul>

<img alt="" src="https://passimpay.io/img/developers_1_en.jpg" />

<img alt="" src="https://passimpay.io/img/developers_2_en.jpg" />

Currency ID is needed for the API requests

At the moment, our platform supports the following cryptocurrencies:

<ul>
	<li>Bitcoin&nbsp;BTC&nbsp;ID: 10</li>
	<li>Bitcoin&nbsp;(BEP20)&nbsp;BTC&nbsp;ID: 201</li>
	<li>Litecoin&nbsp;LTC&nbsp;ID: 30</li>
	<li>Bitcoin Cash&nbsp;BCH&nbsp;ID: 50</li>
	<li>Ethereum&nbsp;ETH&nbsp;ID: 20</li>
	<li>Ethereum&nbsp;(BEP20)&nbsp;ETH&nbsp;ID: 202</li>
	<li>Ripple&nbsp;XRP&nbsp;ID: 120</li>
	<li>Dogecoin&nbsp;DOGE&nbsp;ID: 40</li>
	<li>Tron&nbsp;TRX&nbsp;ID: 90</li>
	<li>Solana&nbsp;SOL&nbsp;ID: 60</li>
	<li>Tether&nbsp;(ERC20)&nbsp;USDT&nbsp;(Minimum deposit amount $30)&nbsp;ID: 70</li>
	<li>Tether&nbsp;(TRC20)&nbsp;USDT&nbsp;(Minimum deposit amount $10)&nbsp;ID: 71</li>
	<li>USDD&nbsp;(TRC20)&nbsp;USDD&nbsp;(Minimum deposit amount $10)&nbsp;ID: 233</li>
	<li>Tether&nbsp;(BEP20)&nbsp;USDT&nbsp;ID: 72</li>
	<li>Tether&nbsp;(Solana)&nbsp;USDT&nbsp;ID: 73</li>
	<li>Tether&nbsp;(Polygon)&nbsp;USDT&nbsp;ID: 74</li>
	<li>Tether&nbsp;(TON)&nbsp;USDT&nbsp;(Minimum deposit amount 1 USDT TON)&nbsp;ID: 75</li>
	<li>USD Coin&nbsp;(Polygon)&nbsp;USDC&nbsp;ID: 102</li>
	<li>Dai&nbsp;(Polygon)&nbsp;DAI&nbsp;ID: 237</li>
	<li>Dogwifhat&nbsp;(Solana)&nbsp;WIF&nbsp;ID: 241</li>
	<li>Bonk&nbsp;(Solana)&nbsp;BONK&nbsp;ID: 242</li>
	<li>USD Coin&nbsp;(Solana)&nbsp;USDC&nbsp;ID: 243</li>
	<li>Notcoin&nbsp;(TON)&nbsp;NOT&nbsp;ID: 244</li>
	<li>Binance Coin&nbsp;(BEP20)&nbsp;BNB&nbsp;ID: 130</li>
	<li>USD Coin&nbsp;(ERC20)&nbsp;USDC&nbsp;(Minimum deposit amount $30)&nbsp;ID: 100</li>
	<li>USD Coin&nbsp;(BEP20)&nbsp;USDC&nbsp;ID: 101</li>
	<li>FLOKI&nbsp;(BEP20)&nbsp;FLOKI&nbsp;ID: 240</li>
	<li>EOS&nbsp;(BEP20)&nbsp;EOS&nbsp;ID: 204</li>
	<li>Pepe&nbsp;(ERC20)&nbsp;PEPE&nbsp;(Minimum deposit amount $30)&nbsp;ID: 238</li>
	<li>FLOKI&nbsp;(ERC20)&nbsp;FLOKI&nbsp;(Minimum deposit amount $30)&nbsp;ID: 239</li>
	<li>Cardano&nbsp;(BEP20)&nbsp;ADA&nbsp;ID: 205</li>
	<li>Shiba Inu&nbsp;(BEP20)&nbsp;SHIB&nbsp;ID: 206</li>
	<li>Shiba Inu&nbsp;(ERC20)&nbsp;SHIB&nbsp;(Minimum deposit amount $30)&nbsp;ID: 207</li>
	<li>Dash&nbsp;DASH&nbsp;ID: 208</li>
	<li>Hashflow&nbsp;(ERC20)&nbsp;HFT&nbsp;(Minimum deposit amount $30)&nbsp;ID: 210</li>
	<li>dYdX&nbsp;(ERC20)&nbsp;DYDX&nbsp;(Minimum deposit amount $30)&nbsp;ID: 211</li>
	<li>Chainlink&nbsp;(ERC20)&nbsp;LINK&nbsp;(Minimum deposit amount $30)&nbsp;ID: 212</li>
	<li>Aave&nbsp;(ERC20)&nbsp;AAVE&nbsp;(Minimum deposit amount $30)&nbsp;ID: 213</li>
	<li>Curve DAO Token&nbsp;(ERC20)&nbsp;CRV&nbsp;(Minimum deposit amount $30)&nbsp;ID: 214</li>
	<li>Alchemy&nbsp;(ERC20)&nbsp;ACH&nbsp;(Minimum deposit amount $30)&nbsp;ID: 215</li>
	<li>Polygon&nbsp;MATIC&nbsp;ID: 61</li>
	<li>Polygon&nbsp;(ERC20)&nbsp;MATIC&nbsp;(Minimum deposit amount $30)&nbsp;ID: 216</li>
	<li>Dai&nbsp;(ERC20)&nbsp;DAI&nbsp;(Minimum deposit amount $30)&nbsp;ID: 217</li>
	<li>NEAR Protocol&nbsp;(BEP20)&nbsp;NEAR&nbsp;ID: 218</li>
	<li>Chainlink&nbsp;(BEP20)&nbsp;LINK&nbsp;ID: 219</li>
	<li>Cosmos&nbsp;(BEP20)&nbsp;ATOM&nbsp;ID: 220</li>
	<li>Aave&nbsp;(BEP20)&nbsp;AAVE&nbsp;ID: 221</li>
	<li>Trust Wallet&nbsp;(BEP20)&nbsp;TWT&nbsp;ID: 222</li>
	<li>Alchemy&nbsp;(BEP20)&nbsp;ACH&nbsp;ID: 223</li>
	<li>Polkadot&nbsp;(BEP20)&nbsp;DOT&nbsp;ID: 224</li>
	<li>Bahamut&nbsp;FTN&nbsp;ID: 236</li>
	<li>Polygon&nbsp;(BEP20)&nbsp;MATIC&nbsp;ID: 225</li>
	<li>Avalanche&nbsp;(BEP20)&nbsp;AVAX&nbsp;ID: 226</li>
	<li>Dai&nbsp;(BEP20)&nbsp;DAI&nbsp;ID: 227</li>
	<li>Flow&nbsp;(BEP20)&nbsp;FLOW&nbsp;ID: 228</li>
	<li>Zcash&nbsp;(BEP20)&nbsp;ZEC&nbsp;ID: 229</li>
	<li>Hashflow&nbsp;(BEP20)&nbsp;HFT&nbsp;ID: 230</li>
	<li>Kusama&nbsp;(BEP20)&nbsp;KSM&nbsp;ID: 231</li>
	<li>Solana&nbsp;(BEP20)&nbsp;SOL&nbsp;ID: 232</li>
	<li>Toncoin&nbsp;TON&nbsp;(Minimum deposit amount 0.1 TON)&nbsp;ID: 235</li>
</ul>

Quick API integration into your website

https://github.com/Passimpay/passimpay-api-python

API for Python

https://passimpay.io/en/help/what-web3-wallets-do-you-support

What web3 wallets do you support?

Don&#39;t forget to specify the &quot;platform ID&quot; and the &quot;Secret key.&quot;

<h2>CURL:</h2>

curl -X POST -d &quot;payment_id=10&amp;platform_id=1&amp;order_id=1&amp;hash=a81983b1...tb8kfyhjd&quot; https://api.passimpay.io/getpaymentwallet

<h2>PHP:</h2>

$url = &#39;https://api.passimpay.io/getpaymentwallet&#39; 
$platform_id = 0 // Platform ID 
$apikey = &#39;1111-2222-3333-4444-5555&#39; // Secret key 
$payment_id = 10 // currency ID 
$order_id = &#39;45tv34-5Dfgfg6&#39; // Payment ID of your platform. Type string, maximum length 64, allowed characters &#39;A-Za-z0-9+/=-:.,&#39; 
 
$payload = http_build_query([&#39;payment_id&#39; =&gt; $payment_id, &#39;platform_id&#39; =&gt; $platform_id, &#39;order_id&#39; =&gt; $order_id]); 
$hash = hash_hmac(&#39;sha256&#39; , $payload, $apikey); 
 
$data = [ 
&nbsp;&nbsp;&nbsp;&#39;payment_id&#39; =&gt; $payment_id, 
&nbsp;&nbsp;&nbsp;&#39;platform_id&#39; =&gt; $platform_id, 
&nbsp;&nbsp;&nbsp;&#39;order_id&#39; =&gt; $order_id, 
&nbsp;&nbsp;&nbsp;&#39;hash&#39; =&gt; $hash, 
]; 
 
$post_data = http_build_query($data); 
 
$curl = curl_init(); 
curl_setopt($curl, CURLOPT_HEADER, false); 
curl_setopt($curl, CURLOPT_HTTPHEADER, [&#39;Content-Type: application/x-www-form-urlencoded&#39;]); 
curl_setopt($curl, CURLOPT_RETURNTRANSFER, true); 
curl_setopt($curl, CURLOPT_POSTFIELDS, $post_data); 
curl_setopt($curl, CURLOPT_URL, $url); 
curl_setopt($curl, CURLOPT_POST, true); 
curl_setopt($curl, CURLOPT_ENCODING, &#39;gzip&#39;); 
curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true); 
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false); 
curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false); 
$result = curl_exec($curl); 
curl_close( $curl ); 
 
$result = json_decode($result, true); 
 
// Response options 
// In case of success 
if (isset($result[&#39;result&#39;]) &amp;&amp; $result[&#39;result&#39;] == 1) 
{ 
&nbsp;&nbsp;&nbsp;$address = $result[&#39;address&#39;]; 
&nbsp;&nbsp;&nbsp;$destinationTag = $result[&#39;destinationTag&#39;]; // For Ripple XRP, network TON 
} 
// In case of an error 
else 
{ 
&nbsp;&nbsp;&nbsp;$error = $result[&#39;message&#39;]; // Error text 
} 
&nbsp;

How to get the address for cryptocurrency payments

Don&#39;t forget to specify the &quot;platform ID&quot; and the &quot;Secret key.&quot;

<h2>PHP:</h2>

$apikey = &#39;1111-2222-3333-4444-5555&#39; ; // Secret key 
 
$hash = $_POST[&#39;hash&#39;]; 
 
$data = [ 
&nbsp;&nbsp;&nbsp;&#39;platform_id&#39; =&gt; (int) $_POST[&#39;platform_id&#39;], // Platform ID 
&nbsp;&nbsp;&nbsp;&#39;payment_id&#39; =&gt; (int) $_POST[&#39;payment_id&#39;], // currency ID 
&nbsp;&nbsp;&nbsp;&#39;order_id&#39; =&gt; $_POST[&#39;order_id&#39;], // Payment ID of your platform 
&nbsp;&nbsp;&nbsp;&#39;amount&#39; =&gt; $_POST[&#39;amount&#39;], // transaction amount 
&nbsp;&nbsp;&nbsp;&#39;txhash&#39; =&gt; $_POST[&#39;txhash&#39;], // Hash or transaction ID. You can find the transaction ID in the PassimPay transaction history in your account. 
&nbsp;&nbsp;&nbsp;&#39;address_from&#39; =&gt; $_POST[&#39;address_from&#39;], // sender address 
&nbsp;&nbsp;&nbsp;&#39;address_to&#39; =&gt; $_POST[&#39;address_to&#39;], // recipient address 
&nbsp;&nbsp;&nbsp;&#39;fee&#39; =&gt; $_POST[&#39;fee&#39;], // network fee 
]; 
 
if (isset($_POST[&#39;confirmations&#39;])) 
{ 
&nbsp;&nbsp;&nbsp;$data[&#39;confirmations&#39;] = $_POST[&#39;confirmations&#39;]; // number of network confirmations (Bitcoin, Litecoin, Dogecoin, Bitcoin Cash) 
} 
 
if (isset($_POST[&#39;tag&#39;])) 
{ 
&nbsp;&nbsp;&nbsp;$data[&#39;tag&#39;] = $_POST[&#39;tag&#39;]; // For Ripple XRP 
} 
 
$payload = http_build_query($data); 
 
if (!isset($hash) || hash_hmac( &#39;sha256&#39; , $payload, $apikey) != $hash) 
{ 
return false; 
} 
 
// payment credited 
// your code... 
&nbsp;

Processing notifications

Don&#39;t forget to specify the &quot;platform ID&quot; and the &quot;Secret key.&quot;

Request limit: once per second. Otherwise, the account will be blocked

<h2>CURL:</h2>

curl -X POST -d &quot;payment_id=10&amp;platform_id=1&amp;amount=1&amp;address_to=123456&amp;hash=a81983b1...tb8kfyhjd&quot; https://api.passimpay.io/withdraw

<h2>PHP:</h2>

$url = &#39;https://api.passimpay.io/withdraw&#39; ; 
$platform_id = 0 ; // Platform ID 
$apikey = &#39;1111-2222-3333-4444-5555&#39; ; // Secret key 
$payment_id = 10 ; // currency ID 
$address_to = &#39;&#39; ; // recipient&#39;s wallet address. For Ripple XRP, network TON format: address : destinationTag 
$amount = 1 ; // payment amount 
$symbol = &#39;USD&#39; ; // Which currecny is the account created in. Lenght :3 character in uppercase. Not required 
 
$data = [ 
&nbsp;&nbsp;&nbsp;&#39;payment_id&#39; =&gt; $payment_id, 
&nbsp;&nbsp;&nbsp;&#39;platform_id&#39; =&gt; $platform_id, 
&nbsp;&nbsp;&nbsp;&#39;amount&#39; =&gt; $amount, 
&nbsp;&nbsp;&nbsp;&#39;address_to&#39; =&gt; $address_to, 
]; 
$payload = http_build_query($data); 
$hash = hash_hmac( &#39;sha256&#39; , $payload, $apikey); 
$data[&#39;hash&#39;] = $hash; 
 
$post_data = http_build_query($data); 
 
$curl = curl_init(); 
curl_setopt($curl, CURLOPT_HEADER, false); 
curl_setopt($curl, CURLOPT_HTTPHEADER, [&#39;Content-Type: application/x-www-form-urlencoded&#39;]); 
curl_setopt($curl, CURLOPT_RETURNTRANSFER, true); 
curl_setopt($curl, CURLOPT_POSTFIELDS, $post_data); 
curl_setopt($curl, CURLOPT_URL, $url); 
curl_setopt($curl, CURLOPT_POST, true); 
curl_setopt($curl, CURLOPT_ENCODING, &#39;gzip&#39;); 
curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true); 
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false); 
curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false); 
$result = curl_exec($curl); 
curl_close( $curl ); 
 
$result = json_decode($result, true); 
 
// Response options 
// In case of success 
if (isset($result[&#39;result&#39;]) &amp;&amp; $result[&#39;result&#39;] == 1) 
{ 
&nbsp;&nbsp;&nbsp; $address_to = $result[&#39;address_to&#39;]; class=&quot;red&quot;&gt;], 
&nbsp;&nbsp;&nbsp;$payment_id = $result[&#39;payment_id&#39;]; 
&nbsp;&nbsp;&nbsp;$amount = $result[&#39;amount&#39;]; 
&nbsp;&nbsp;&nbsp;$txhash = $result[&#39;txhash&#39;]; // hash of the transaction in the passimpay system 
} 
// In case of an error 
else 
{ 
&nbsp;&nbsp;&nbsp;$error = $result[&#39;message&#39;]; // Error text 
}

Instant Payments

Don&#39;t forget to specify the &quot;platform ID&quot; and the &quot;Secret key.&quot;

<h2>CURL:</h2>

curl -X POST -d &quot;platform_id=1&amp;hash=a81983b1...tb8kfyhjd&quot; https://api.passimpay.io/currencies

<h2>PHP:</h2>

$url = &#39;https://api.passimpay.io/currencies&#39; ; 
$platform_id = 0 ; // Platform ID 
$apikey = &#39;1111-2222-3333-4444-5555&#39; ; // Secret key 
$payload = http_build_query([&#39;platform_id&#39; =&gt; $platform_id]); 
$hash = hash_hmac( &#39;sha256&#39; , $payload, $apikey); 
 
$data = [ 
&nbsp;&nbsp;&nbsp;&#39;platform_id&#39; =&gt; $platform_id, 
&nbsp;&nbsp;&nbsp;&#39;hash&#39; =&gt; $hash, 
]; 
 
$post_data = http_build_query($data); 
 
$curl = curl_init(); 
curl_setopt($curl, CURLOPT_HEADER, false); 
curl_setopt($curl, CURLOPT_HTTPHEADER, [&#39;Content-Type: application/x-www-form-urlencoded&#39;]); 
curl_setopt($curl, CURLOPT_RETURNTRANSFER, true); 
curl_setopt($curl, CURLOPT_POSTFIELDS, $post_data); 
curl_setopt($curl, CURLOPT_URL, $url); 
curl_setopt($curl, CURLOPT_POST, true); 
curl_setopt($curl, CURLOPT_ENCODING, &#39;gzip&#39;); 
curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true); 
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false); 
curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false); 
$result = curl_exec($curl); 
curl_close( $curl ); 
 
$result = json_decode($result, true); 
 
// Response options 
// In case of success 
if (isset($result[&#39;result&#39;]) &amp;&amp; $result[&#39;result&#39;] == 1) 
{ 
&nbsp;&nbsp;&nbsp;$payments = $result[&#39;list&#39;]; 
} 
// In case of an error 
else 
{ 
&nbsp;&nbsp;&nbsp;$error = $result[&#39;message&#39;]; // Error text 
} 
&nbsp;

Code examples to get a list of cryptocurrencies and their rates in USD

Don&#39;t forget to specify the &quot;platform ID&quot; and the &quot;Secret key.&quot;

<h2>CURL:</h2>

curl -X POST -d &quot;platform_id=1&amp;hash=a81983b1...tb8kfyhjd&quot; https://api.passimpay.io/balance

<h2>PHP:</h2>

$url = &#39;https://api.passimpay.io/balance&#39; ; 
$platform_id = 0 ; // Platform ID 
$apikey = &#39;1111-2222-3333-4444-5555&#39; ; // Secret key 
 
$payload = http_build_query([&#39;platform_id&#39; =&gt; $platform_id]); 
$hash = hash_hmac( &#39;sha256&#39; , $payload, $apikey); 
 
$data = [ 
&nbsp;&nbsp;&nbsp;&#39;platform_id&#39; =&gt; $platform_id, 
&nbsp;&nbsp;&nbsp;&#39;hash&#39; =&gt; $hash, 
]; 
 
$post_data = http_build_query($data); 
 
$curl = curl_init(); 
curl_setopt($curl, CURLOPT_HEADER, false); 
curl_setopt($curl, CURLOPT_HTTPHEADER, [&#39;Content-Type: application/x-www-form-urlencoded&#39;]); 
curl_setopt($curl, CURLOPT_RETURNTRANSFER, true); 
curl_setopt($curl, CURLOPT_POSTFIELDS, $post_data); 
curl_setopt($curl, CURLOPT_URL, $url); 
curl_setopt($curl, CURLOPT_POST, true); 
curl_setopt($curl, CURLOPT_ENCODING, &#39;gzip&#39;); 
curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true); 
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false); 
curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false); 
$result = curl_exec($curl); 
curl_close($curl); 
 
$result = json_decode($result, true); 
 
// Response options 
// In case of success 
if (isset($result[ &#39;result&#39; ]) &amp;&amp; $result[ &#39;result&#39; ] == 1) 
{ 
&nbsp;&nbsp;&nbsp;$balance = $result[&#39;balance&#39;]; 
} 
// In case of an error 
else 
{ 
&nbsp;&nbsp;&nbsp;$error = $result[&#39;message&#39;]; // Error text 
} 
&nbsp;

Get a balance

Don&#39;t forget to specify the &quot;platform ID&quot; and the &quot;Secret key.&quot;

<h2>CURL:</h2>

curl -X POST -d &quot;platform_id=1&amp;txhash=vw45hbw45v&amp;hash=a81983b1...tb8kfyhjd&quot; https://api.passimpay.io/transactionstatus

<h2>PHP:</h2>

$url = &#39;https://api.passimpay.io/transactionstatus&#39; ; 
$platform_id = 0 ; // Platform ID 
$apikey = &#39;1111-2222-3333-4444-5555&#39; ; // Secret key 
$txhash = &#39;erthbe46hw45tv34tyb6&#39; ; // hash of the transaction in the passimpay system 
 
$payload = http_build_query([&#39;platform_id&#39; =&gt; $platform_id, &#39;txhash&#39; =&gt; $txhash]); 
$hash = hash_hmac( &#39;sha256&#39; , $payload, $apikey); 
 
$data = [ 
&nbsp;&nbsp;&nbsp;&#39;platform_id&#39; =&gt; $platform_id, 
&nbsp;&nbsp;&nbsp;&#39;txhash&#39; =&gt; $txhash, 
&nbsp;&nbsp;&nbsp;&#39;hash&#39; =&gt; $hash, 
]; 
 
$post_data = http_build_query($data); 
 
$curl = curl_init(); 
curl_setopt($curl, CURLOPT_HEADER, false); 
curl_setopt($curl, CURLOPT_HTTPHEADER, [&#39;Content-Type: application/x-www-form-urlencoded&#39;]); 
curl_setopt($curl, CURLOPT_RETURNTRANSFER, true); 
curl_setopt($curl, CURLOPT_POSTFIELDS, $post_data); 
curl_setopt($curl, CURLOPT_URL, $url); 
curl_setopt($curl, CURLOPT_POST, true); 
curl_setopt($curl, CURLOPT_ENCODING, &#39;gzip&#39;); 
curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true); 
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false); 
curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false); 
$result = curl_exec($curl); 
curl_close( $curl ); 
 
$result = json_decode($result, true); 
 
// Response options 
// In case of success 
if (isset($result[ &#39;result&#39;]) &amp;&amp; $result[&#39;result&#39;] == 1) 
{ 
&nbsp;&nbsp;&nbsp;$approve = $result[&#39;approve&#39;]; // 0 - In progress, 1 - Completed, 2 - Error 
&nbsp;&nbsp;&nbsp;$payment_id = $result[&#39;payment_id&#39;]; 
&nbsp;&nbsp;&nbsp;$address_to = $result[&#39;address_to&#39;]; 
&nbsp;&nbsp;&nbsp;$amount = $result[&#39;amount&#39;]; 
&nbsp;&nbsp;&nbsp;$fee = $result[&#39;fee&#39;]; 
&nbsp;&nbsp;&nbsp;$txhash = $result[&#39;txhash&#39;]; 
} 
// In case of an error 
else 
{ 
&nbsp;&nbsp;&nbsp;$error = $result[&#39;message&#39;]; // Error text 
}

Get a transaction status

Don&#39;t forget to specify the &quot;platform ID&quot; and the &quot;Secret key.&quot;

<h2>PHP:</h2>

$url = &#39;https://api.passimpay.io/createorder&#39; ; 
$platform_id = 1 ; // Platform ID 
$apikey = &#39;1111-2222-3333-4444-5555&#39; ; // Secret key 
$order_id = &#39;45tv34-5Dfgfg6&#39; ; // Payment ID of your platform. Type string, maximum length 64, allowed characters &#39;A-Za-z0-9+/=-:.,&#39; 
$amount = &#39;100.00&#39; ; // type string, USD, decimals - 2;&nbsp;Please note that an invoice can be paid several times. 
$currencies = &#39;10,20,30&#39; ; // List the currency ID separated by commas. Not required 
$symbol = &#39;USD&#39; ; // Which currecny is the account created in. Lenght :3 character in uppercase. Not required 
$payload = http_build_query([ &#39;platform_id&#39; =&gt; $platform_id, &#39;order_id&#39; =&gt; $order_id, &#39;amount&#39; =&gt; $amount, &#39;currencies&#39; =&gt; $currencies, &#39;symbol&#39; =&gt; $symbol]); 
$hash = hash_hmac( &#39;sha256&#39; , $payload, $apikey); 
 
$data = [ 
&nbsp;&nbsp;&nbsp;&#39;platform_id&#39; =&gt; $platform_id, 
&nbsp;&nbsp;&nbsp;&#39;order_id&#39; =&gt; $order_id, 
&nbsp;&nbsp;&nbsp;&#39;amount&#39; =&gt; $amount, 
&nbsp;&nbsp;&nbsp;&#39;currencies&#39; =&gt; $currencies, 
&nbsp; &nbsp;&#39;symbol&#39; =&gt; $symbol, 
&nbsp; &nbsp;&#39;hash&#39; =&gt; $hash, 
]; 
 
$post_data = http_build_query($data); 
 
$curl = curl_init(); 
curl_setopt($curl, CURLOPT_HEADER, false); 
curl_setopt($curl, CURLOPT_HTTPHEADER, [&#39;Content-Type: application/x-www-form-urlencoded&#39;]); 
curl_setopt($curl, CURLOPT_RETURNTRANSFER, true); 
curl_setopt($curl, CURLOPT_POSTFIELDS, $post_data); 
curl_setopt($curl, CURLOPT_URL, $url); 
curl_setopt($curl, CURLOPT_POST, true); 
curl_setopt($curl, CURLOPT_ENCODING, &#39;gzip&#39;); 
curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true); 
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false); 
curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false); 
$result = curl_exec($curl); 
curl_close( $curl ); 
 
$result = json_decode($result, true); 
 
// Response options 
// In case of success 
if (isset($result[&#39;result&#39;]) &amp;&amp; $result[&#39;result&#39;] == 1) 
{ 
&nbsp;&nbsp;&nbsp;url = $result[&#39;url&#39;]; 
} 
// In case of an error 
else 
{ 
&nbsp;&nbsp;&nbsp;$error = $result[&#39;message&#39;]; // Error text 
}

Create an invoice link

Don&#39;t forget to specify the &quot;platform ID&quot; and the &quot;Secret key.&quot;

<h2>PHP:</h2>

$url = &#39;&#39;https://api.passimpay.io/orderstatus&#39; ; 
$platform_id = 1 ; // Platform ID 
$apikey = &#39;1111-2222-3333-4444-5555&#39; ; // Secret key 
$order_id = 1 ; // Payment ID of your platform. 
 
$payload = http_build_query([&#39;platform_id&#39; =&gt; $platform_id, &#39;order_id&#39; =&gt; $order_id]); 
$hash = hash_hmac( &#39;sha256&#39; , $payload, $apikey); 
 
$data = [ 
&nbsp;&nbsp;&nbsp;&#39;platform_id&#39; =&gt; $platform_id, 
&nbsp;&nbsp;&nbsp;&#39;order_id&#39; =&gt; $order_id, 
&nbsp;&nbsp;&nbsp;&#39;hash&#39; =&gt; $hash, 
]; 
 
$post_data = http_build_query($data); 
 
$curl = curl_init(); 
curl_setopt($curl, CURLOPT_HEADER, false); 
curl_setopt($curl, CURLOPT_HTTPHEADER, [&#39;Content-Type: application/x-www-form-urlencoded&#39;]); 
curl_setopt($curl, CURLOPT_RETURNTRANSFER, true); 
curl_setopt($curl, CURLOPT_POSTFIELDS, $post_data); 
curl_setopt($curl, CURLOPT_URL, $url); 
curl_setopt($curl, CURLOPT_POST, true); 
curl_setopt($curl, CURLOPT_ENCODING, &#39;gzip&#39;); 
curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true); 
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false); 
curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false); 
$result = curl_exec($curl); 
curl_close( $curl ); 
 
$result = json_decode($result, true); 
 
// Response options 
// In case of success 
if (isset($result[&#39;result&#39;]) &amp;&amp; $result[&#39;result&#39;] == 1) 
{ 
&nbsp;&nbsp;&nbsp;$status = $result[&#39;status&#39;]; // paid, error, wait 
} 
// In case of an error 
else 
{ 
&nbsp;&nbsp;&nbsp;$error = $result[&#39;message&#39;]; // Error text 
} 
&nbsp;

Check invoice

&lt;p&gt;https://passimpay.io/api-doc&lt;/p&gt;

How to connect a Metamask e-wallet for payments

For Merchants:

To enable payment acceptance via Metamask and other Web3 wallets, you need to: Log in to your account.

Open the settings of the required project.

Enable the display of the corresponding payment acceptance button.

After that, on the payment page, the client will be able to pay via Metamask and other Web3 wallets.

For customers:

If your customer wants to make a payment via Metamask, they need to: Select the appropriate payment method on the payment page.

Click 'connect'.

And make the payment.

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