<dependency>
  <groupId>org.webjars.npm</groupId>
  <artifactId>postal-codes-js</artifactId>
  <version>2.5.2</version>
</dependency>

implementation 'org.webjars.npm:postal-codes-js:2.5.2'

implementation("org.webjars.npm:postal-codes-js:2.5.2")

libraryDependencies += "org.webjars.npm" % "postal-codes-js" % "2.5.2"

@Grapes(
  @Grab(group='org.webjars.npm', module='postal-codes-js', version='2.5.2')
)

<dependency org="org.webjars.npm" name="postal-codes-js" rev="2.5.2" />

[org.webjars.npm/postal-codes-js "2.5.2"]

'org.webjars.npm:postal-codes-js:jar:2.5.2'