I am trying to save card using spreedly ifrmae. I have successfully created the card token using following spreedly event
Spreedly.on('paymentMethod', function (token, pmData) {
    // Set the token in the hidden form field
    var tokenField = document.getElementById('payment_method_token');
    tokenField.setAttribute('value', token);
    console.log("this.token", token);
    
  });
After generating card token from spreedly event, i want to save card token on my server, but i am not able to call my API inside Spreedly.on('paymentMethod') event same i am not able to use card token outside Spreedly.on('paymentMethod') event.