code: public void billingAccount_line_serviceName_removeSimultaneousLines_POST(String billingAccount, String serviceName, Long quantityRemove) throws IOException {
  		String qPath = "/telephony/{billingAccount}/line/{serviceName}/removeSimultaneousLines";
  		StringBuilder sb = path(qPath, billingAccount, serviceName);
  		HashMap<String, Object>o = new HashMap<String, Object>();
  		addBody(o, "quantityRemove", quantityRemove);
  		exec(qPath, "POST", sb.toString(), o);
  	}
docs: Remove extra simultaneous lines
  
  REST: POST /telephony/{billingAccount}/line/{serviceName}/removeSimultaneousLines
  @param quantityRemove [required] The quantity of extra simultaneous lines to remove
  @param billingAccount [required] The name of your billingAccount
  @param serviceName [required]