<dependency>
  <groupId>com.onesignal</groupId>
  <artifactId>OneSignal</artifactId>
  <version>5.0.2</version>
  <type>aar</type>
</dependency>

implementation 'com.onesignal:OneSignal:5.0.2'

implementation("com.onesignal:OneSignal:5.0.2")

libraryDependencies += "com.onesignal" % "OneSignal" % "5.0.2"

@Grapes(
  @Grab(group='com.onesignal', module='OneSignal', version='5.0.2')
)

<dependency org="com.onesignal" name="OneSignal" rev="5.0.2" />

[com.onesignal/OneSignal "5.0.2"]

'com.onesignal:OneSignal:jar:5.0.2'