Fatal error: Uncaught Error: Call to undefined function curl_init() in /home/mas/public_html/spirals/webservice-live/firebase/firebase.php:51 Stack trace: #0 /home/mas/public_html/spirals/webservice-live/firebase/firebase.php(16): Firebase->sendPushNotification(Array) #1 /home/mas/public_html/spirals/webservice-live/firebase/index.php(35): Firebase->send('AAAAAMFO0-k:APA...', Array) #2 {main} thrown in /home/mas/public_html/spirals/webservice-live/firebase/firebase.php on line 51