<dependency>
  <groupId>com.appnexus.opensdk</groupId>
  <artifactId>appnexus-sdk</artifactId>
  <version>5.3</version>
  <type>aar</type>
</dependency>

implementation 'com.appnexus.opensdk:appnexus-sdk:5.3'

implementation("com.appnexus.opensdk:appnexus-sdk:5.3")

libraryDependencies += "com.appnexus.opensdk" % "appnexus-sdk" % "5.3"

@Grapes(
  @Grab(group='com.appnexus.opensdk', module='appnexus-sdk', version='5.3')
)

<dependency org="com.appnexus.opensdk" name="appnexus-sdk" rev="5.3" />

[com.appnexus.opensdk/appnexus-sdk "5.3"]

'com.appnexus.opensdk:appnexus-sdk:jar:5.3'