Flutter 3.0: не удалось выполнить задачу ':pay_android:compileDebugKotlin'

Question

во FLutter 3.0 возникает ошибка при использовании gpay во флаттере с платным пакетом.

      e: /Users/karmaln/Developer/flutter/.pub-cache/hosted/pub.dartlang.org/pay_android-1.0.6/android/src/main/kotlin/io/flutter/plugins/pay_android/PayMethodCallHandler.kt: (50, 69): Type mismatch: inferred type is Activity? but Activity was expected
e: /Users/karmaln/Developer/flutter/.pub-cache/hosted/pub.dartlang.org/pay_android-1.0.6/android/src/main/kotlin/io/flutter/plugins/pay_android/PayMethodCallHandler.kt: (69, 74): Type mismatch: inferred type is String? but String was expected
e: /Users/karmaln/Developer/flutter/.pub-cache/hosted/pub.dartlang.org/pay_android-1.0.6/android/src/main/kotlin/io/flutter/plugins/pay_android/PayMethodCallHandler.kt: (73, 34): Only safe (?.) or non-null asserted (!!.) calls are allowed on a nullable receiver of type Map<String, Any>?
e: /Users/karmaln/Developer/flutter/.pub-cache/hosted/pub.dartlang.org/pay_android-1.0.6/android/src/main/kotlin/io/flutter/plugins/pay_android/PayMethodCallHandler.kt: (74, 34): Only safe (?.) or non-null asserted (!!.) calls are allowed on a nullable receiver of type Map<String, Any>?

FAILURE: Build failed with an exception.

* What went wrong:
Execution failed for task ':pay_android:compileDebugKotlin'.
> Compilation error. See log for more details

* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.

* Get more help at https://help.gradle.org

BUILD FAILED in 30s
Exception: Gradle task assembleDebug failed with exit code 1

Я хочу внедрить googlepay и Apple с помощью пакета pay: ^1.0.8

версия kotlin, используемая в проекте: ext.kotlin_version = '1.6.10'

минимальная версия SDK: minSdkVersion 21