<dependency>
  <groupId>com.typesafe.akka</groupId>
  <artifactId>akka-multi-node-testkit_2.12.0-M3</artifactId>
  <version>2.4.3</version>
</dependency>

implementation 'com.typesafe.akka:akka-multi-node-testkit_2.12.0-M3:2.4.3'

implementation("com.typesafe.akka:akka-multi-node-testkit_2.12.0-M3:2.4.3")

libraryDependencies += "com.typesafe.akka" % "akka-multi-node-testkit_2.12.0-M3" % "2.4.3"

@Grapes(
  @Grab(group='com.typesafe.akka', module='akka-multi-node-testkit_2.12.0-M3', version='2.4.3')
)

<dependency org="com.typesafe.akka" name="akka-multi-node-testkit_2.12.0-M3" rev="2.4.3" />

[com.typesafe.akka/akka-multi-node-testkit_2.12.0-M3 "2.4.3"]

'com.typesafe.akka:akka-multi-node-testkit_2.12.0-M3:jar:2.4.3'