Native map is not working in ionic latest version

Hello ,

I am using ionic latest version (3.5).
I have try to add google-map native plugin by using follwing link.

but command

ionic cordova plugin add https://github.com/mapsplugin/cordova-plugin-googlemaps#multiple_maps --variable API_KEY_FOR_ANDROID=“YOUR_ANDROID_API_KEY_IS_HERE” --variable API_KEY_FOR_IOS=“YOUR_IOS_API_KEY_IS_HERE”

is not working.

Can any one help me for this issue.

Thanks.

That is not an error description. The only thing we can answer to that is “Then make it work!”.

Please provide the error messages you are getting.
Also post your ionic info output.