walletservice/config/services.php

<?php

return [
    'accepted_keys' => env('ACCEPTED_KEYS'),
    'notification_service' => [
        'base_uri' => env('NOTIFICATION_SERVICE_URL'),
        'key' => env('NOTIFICATION_SERVICE_KEY')
    ],
    'create_account_gbs' => [
        'base_uri' => env('CREATE_ACCOUNT_GBS_URL'),
    ],
    'payment_service' => [
        'base_uri' => env('PAYMENT_SERVICE_URL'),
        'key' => env('PAYMENT_SERVICE_KEY')
    ],
    'app_url' => env('APP_URL'),
    'app_debug' => env('APP_DEBUG', false)
];