I have referred all Event's list
I have below issue
Can i manage through Event Observer? If Yes then what will be name? I'm not able to find on above links
<event name="controller_action_predispatch_XXXX_XXX_index"> <observer name="check_checkout_page" instance="Custom\Module\Observer\MyObserver" /> </event>
When user on http://localhost/magento2/checkout/ before it loads payment method i would like to call my observer.