Firebase adding problem in my android studio

hey, there I am trying to put firebase services in my app using android studio I almost do the same as directed by firebase but still I am getting the errors and my project is not synchronizing. please help
details given below
4:36:47 AM: Executing external task ‘signingReport’…
Configuration on demand is an incubating feature.

FAILURE: Build failed with an exception.

  • Where:
    Build file ‘C:\Users\Saket Sahu\Desktop\LearningJuction apk\app\build.gradle’ line: 27

  • What went wrong:
    Could not compile build file ‘C:\Users\Saket Sahu\Desktop\LearningJuction apk\app\build.gradle’.

startup failed:
build file ‘C:\Users\Saket Sahu\Desktop\LearningJuction apk\app\build.gradle’: 27: unexpected token: @ line 27, column 15.
Classpath ‘’

1 error

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    Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output.

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4:36:48 AM: External task execution finished ‘signingReport’.


Probably the problem is that the classpath dependency scope should be lowercase: classpath ‘’