# File lib/cimi/model/volume.rb, line 47
  def self.create_from_json(json_in, context)
    json = JSON.parse(json_in)
    volume_config_id = json["volumeTemplate"]["volumeConfig"]["href"].split("/").last
    volume_image_id = (json["volumeTemplate"].has_key?("volumeImage") ?
                json["volumeTemplate"]["volumeImage"]["href"].split("/").last  : nil)
    create_volume({:volume_config_id=>volume_config_id, :volume_image_id=>volume_image_id}, context)
  end