Here you can find sample integration code for php
$url = "https://youdomain.com/connect/api/check/balance"
$header = [
'accept: application/json',
'api-key: XdWCmd0NF1ZVklnVPegOdL59WkFM7o4h91UYPAt1',
'content-type: application/json',
];
$parameter = [
'partner_id' => '2'
];
$body = json_encode($parameter);
$curl = curl_init();
curl_setopt_array($curl, array(
CURLOPT_URL => $url,
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => '',
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 0,
CURLOPT_FOLLOWLOCATION => true,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => 'POST',
CURLOPT_POSTFIELDS => $body,
CURLOPT_HTTPHEADER => $header
));
$response = curl_exec($curl);
curl_close($curl);
echo $response;