code: public void domain_account_accountName_updateUsage_POST(String domain, String accountName) throws IOException {
  		String qPath = "/email/domain/{domain}/account/{accountName}/updateUsage";
  		StringBuilder sb = path(qPath, domain, accountName);
  		exec(qPath, "POST", sb.toString(), null);
  	}
docs: Update usage of account
  
  REST: POST /email/domain/{domain}/account/{accountName}/updateUsage
  @param domain [required] Name of your domain name
  @param accountName [required] Name of account