How to build/compile "NuMaker-mbed-AWS-IoT-example"

Application development
1

Dear members,

I would like to compile/build NuMaker-mbed-AWS-IoT-example for the NuMaker M2351 platform with Keil.
However, I cannot do with online compiler and also cannot export for the platform with keil.

Could you let me know how to do ?

thx