Could not find method signingConfigs() for arguments

Could not find method signingConfigs() for arguments [build_5dw7nwfc8ibd8sagvx4p79x1u$_run_closure5@13e86039] on root project 'android' of type org.gradle.api.Project.

Resolution:

signingConfigs() should be child of android element

android {

  signingConfigs {

      release {

          } 

     } 

     buildTypes {

          release {

              signingConfig signingConfigs.release

          }

      }

  }