{
  "image" : "docker.dlab-dataengine-service",
  "name" : "set the name",
  "emr_instance_count" : "2",
  "emr_master_instance_type" : "c4.xlarge",
  "emr_slave_instance_type" : "c4.xlarge",
  "emr_version" : "emr-5.12.0",
  "notebook_name" : "set notebook name",
  "template_name" : "EMR cluster"
}