Change the Event Espresso default ticket QTY setting to 45

change_default_ticket_example.php

<?php
//* Please do NOT include the opening php tag, except of course if you're starting with a blank file

function ee_modify_ticket_row_template_args( 
    $template_args, 
    $tkt_row, 
    $ticket, 
    $ticket_datetimes, 
    $all_dtts, 
    $default, 
    $all_tickets, 
    $creating_event 
) {
    if ( ! $creating_event ) {
        return $template_args;
    }
    $template_args['TKT_qty_for_input'] = 45;
    return $template_args;
}
add_filter( 
    'FHEE__espresso_events_Pricing_Hooks___get_ticket_row__template_args', 
    'ee_modify_ticket_row_template_args', 
    10, 
    8 
);