Failed when adding Dynatrace Android Gradle plugin in Unity

Hello everyone,
I’m using Unity version 2020.3.30f1 and I need to add Dynatrace Android plugin for my project, but I had been some issues when building with Gradle
My Gradle file before:

And after added configurations following guideline from Dynatrace:

Guideline from Dynatrace:

Someone can help me for it or let me know any way to add Dynatrace plugin in a Unity project? Thanks