This seems the reason why, but I thought this api was only used for the cwp -> cwp migration and can't find any doc explain how to use it in cPanel -> cwp migration.
<div>#1 [internal function]: {closure}()
<div>#2 /usr/local/cwpsrv/var/services/api/v1/Slim/Route.php(0): call_user_func_array(Object(Closure), Array)
<div>#3 /usr/local/cwpsrv/var/services/api/v1/Slim/Slim.php(0): Slim\Route->dispatch()
<div>#4 /usr/local/cwpsrv/var/services/api/v1/Slim/Middleware/Flash.php(0): Slim\Slim->call()
<div>#5 /usr/local/cwpsrv/var/services/api/v1/Slim/Middleware/MethodOverride.php(0): Slim\Middleware\Flash->call()
<div>#6 /usr/local/cwpsrv/var/services/api/v1/Slim/Middleware/PrettyExceptions.php(0): Slim\Middleware\MethodOverride->call()
<div>#7 /usr/local/cwpsrv/var/services/api/v1/Slim/Slim.php(0): Slim\Middleware\PrettyExceptions->call()
<div>#8 /usr/local/cwpsrv/var/services/api/v1/index.php(0): Slim\Slim->run()
<div>#9 {main}</pre></body></html>