code: public OvhDomainUsageAccountStruct delegatedAccount_email_usage_POST(String email) throws IOException {
  		String qPath = "/email/domain/delegatedAccount/{email}/usage";
  		StringBuilder sb = path(qPath, email);
  		String resp = exec(qPath, "POST", sb.toString(), null);
  		return convertTo(resp, OvhDomainUsageAccountStruct.class);
  	}
docs: usage of account
  
  REST: POST /email/domain/delegatedAccount/{email}/usage
  @param email [required] Email