code: public OvhOrder dedicatedCloud_serviceName_host_duration_POST(String serviceName, String duration, Long datacenterId, String name, Long quantity) throws IOException {
  		String qPath = "/order/dedicatedCloud/{serviceName}/host/{duration}";
  		StringBuilder sb = path(qPath, serviceName, duration);
  		HashMap<String, Object>o = new HashMap<String, Object>();
  		addBody(o, "datacenterId", datacenterId);
  		addBody(o, "name", name);
  		addBody(o, "quantity", quantity);
  		String resp = exec(qPath, "POST", sb.toString(), o);
  		return convertTo(resp, OvhOrder.class);
  	}
docs: Create order
  
  REST: POST /order/dedicatedCloud/{serviceName}/host/{duration}
  @param datacenterId [required] Datacenter where the Host will be added
  @param quantity [required] Quantity of hosts you want to order (default 1)
  @param name [required] Host profile you want to order ("name" field of a Profile returned by /dedicatedCloud/{serviceName}/datacenter/{datacenterId}/orderableHostProfiles)
  @param serviceName [required]
  @param duration [required] Duration