<dependency>
  <groupId>com.softwaremill.sttp.client</groupId>
  <artifactId>async-http-client-backend_2.13</artifactId>
  <version>2.1.0</version>
</dependency>

implementation 'com.softwaremill.sttp.client:async-http-client-backend_2.13:2.1.0'

implementation("com.softwaremill.sttp.client:async-http-client-backend_2.13:2.1.0")

libraryDependencies += "com.softwaremill.sttp.client" % "async-http-client-backend_2.13" % "2.1.0"

@Grapes(
  @Grab(group='com.softwaremill.sttp.client', module='async-http-client-backend_2.13', version='2.1.0')
)

<dependency org="com.softwaremill.sttp.client" name="async-http-client-backend_2.13" rev="2.1.0" />

[com.softwaremill.sttp.client/async-http-client-backend_2.13 "2.1.0"]

'com.softwaremill.sttp.client:async-http-client-backend_2.13:jar:2.1.0'