[ 'android_ad_unit_id' => env('ADMOB_REWARDED_ANDROID_AD_UNIT_ID'), 'ios_ad_unit_id' => env('ADMOB_REWARDED_IOS_AD_UNIT_ID'), 'reward_amount' => 1, 'reward_item' => 'generation_credit', 'session_ttl_minutes' => 30, 'public_keys_url' => 'https://www.gstatic.com/admob/reward/verifier-keys.json', 'public_keys_cache_seconds' => 43200, ], ];