Error: call to URL https://sandbox.safaricom.co.ke/oauth/v1/generate?grant_type=client_credentials failed with status 503, response Request unsuccessful. Incapsula incident ID: 173000240624511593-81996337350772249

[arifulhoque7]

I integrated mpesa in CI4 project , It is working fine in digitalocan server but gives this error in hostinger server.