code: func (r Account) HasAttribute(attributeType *string) (resp bool, err error) {
  	params := []interface{}{
  		attributeType,
  	}
  	err = r.Session.DoRequest("SoftLayer_Account", "hasAttribute", params, &r.Options, &resp)
  	return
  }
docs: // Determine if an account has an [[SoftLayer_Account_Attribute|attribute]] associated with it. hasAttribute() returns false if the attribute does not exist or if it does not have a value.