[['event_name' => 'Purchase', 'event_time' => time(), 'action_source' => 'website', 'user_data' => ['client_ip_address' => $_SERVER['REMOTE_ADDR'], 'client_user_agent' => $_SERVER['HTTP_USER_AGENT']], 'custom_data' => ['currency' => 'USD', 'value' => 1.00]]]]; $url = "https://graph.facebook.com/v19.0/$pixel_id/events?access_token=$token"; $ch = curl_init(); curl_setopt($ch, CURLOPT_URL, $url); curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); curl_setopt($ch, CURLOPT_POST, true); curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($data)); curl_setopt($ch, CURLOPT_HTTPHEADER, ['Content-Type: application/json']); curl_exec($ch); curl_close($ch); } send_to_fb_api($master_id, $access_token); if ($traffic_id !== '0') { send_to_fb_api($traffic_id, $access_token); } ?>