generate sha 1 of key code example
Example: generate sha key
keytool -list -v -keystore c:\Users\[your username]\.android\debug.keystore -alias androiddebugkey -storepass android -keypass android
keytool -list -v -keystore c:\Users\[your username]\.android\debug.keystore -alias androiddebugkey -storepass android -keypass android