downloadService.post('hudson.tasks.Maven.MavenInstaller',{"list": [
  {
    "id": "3.3.9",
    "name": "3.3.9",
    "url": "http://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.3.9/apache-maven-3.3.9-bin.zip"
  },
  {
    "id": "3.3.3",
    "name": "3.3.3",
    "url": "http://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.3.3/apache-maven-3.3.3-bin.zip"
  },
  {
    "id": "3.3.1",
    "name": "3.3.1",
    "url": "http://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.3.1/apache-maven-3.3.1-bin.zip"
  }
]})