<dependency>
  <groupId>com.typesafe.akka</groupId>
  <artifactId>akka-actor_2.11</artifactId>
  <version>2.4.4</version>
</dependency>

implementation 'com.typesafe.akka:akka-actor_2.11:2.4.4'

implementation("com.typesafe.akka:akka-actor_2.11:2.4.4")

libraryDependencies += "com.typesafe.akka" % "akka-actor_2.11" % "2.4.4"

@Grapes(
  @Grab(group='com.typesafe.akka', module='akka-actor_2.11', version='2.4.4')
)

<dependency org="com.typesafe.akka" name="akka-actor_2.11" rev="2.4.4" />

[com.typesafe.akka/akka-actor_2.11 "2.4.4"]

'com.typesafe.akka:akka-actor_2.11:jar:2.4.4'