com.onesignal-test.unity.android/Editor/OneSignalDependencies.xml

OneSignal is the market leader in customer engagement, powering mobile push, web push, email, and in-app messages.

<dependencies>
  <androidPackages>
    <androidPackage spec="com.google.android.gms:play-services-base:[10.2.1, 12.1.0[" />
    <androidPackage spec="com.google.firebase:firebase-messaging:[10.2.1, 12.1.0["/>
    <androidPackage spec="com.google.android.gms:play-services-location:[10.2.1, 12.1.0[" />
    <androidPackage spec="com.android.support:support-v4:[26.0.0, 27.2.0[" />
    <androidPackage spec="com.android.support:cardview-v7:[26.0.0, 27.2.0[" />  
    <androidPackage spec="com.android.support:customtabs:[26.0.0, 27.2.0[" />
  </androidPackages>
</dependencies>