# Modify ULightHost Property Information - ModifyULHostAttribute

## Overview

Modify the attribute information of the specified ULHost instance, including name and remarks






## Definition

### Public Parameters

| Parameter Name | Type | Description Information | Required |
|:---|:---|:---|:---|
| **Action**     | string  | Corresponding API command name, the current API is `ModifyULHostAttribute`.                      | **Yes** |
| **PublicKey**  | string  | The user's public key can be obtained from [Console](https://console.scloudsg.com/uaccount/api_manage)                                             | **Yes** |
| **Signature**  | string  | User signature generated based on public key and API command, see [Signature Algorithm](/docs/api/summary/signature.md)  | **Yes** |

### Request Parameters

| Parameter Name | Type | Description Information | Required |
|:---|:---|:---|:---|
| **Region** | string | Region. See [List of Regions and Availability Zones](/docs/api/summary/regionlist) |**Yes**|
| **ProjectId** | string | Project ID. If not filled in, the default project is used, sub-accounts must be filled in. Please refer to the [GetProjectList interface](/docs/api/summary/get_project_list). |No|
| **ULHostId** | string | UHost Instance Id |**Yes**|
| **Name** | string | Choose at least one to modify from 'Name' and 'Remark'. |No|
| **Remark** | string | Note. Choose at least one to modify between Remark and Name. |No|

### Response Field

| Field Name | Type | Description Information | Required |
|:---|:---|:---|:---|
| **RetCode** | int | Return status code. If it is 0, it means successful return. If it is not 0, it means failure. |**Yes**|
| **Action** | string | Operation command name. |**Yes**|
| **Message** | string | Returns an error message, providing detailed description when `RetCode` is non-zero. |No|
| **ULHostId** | string | UHost Instance Id |**Yes**|




## Example

### Request Example
    
```
https://api.scloudsg.com/?Action=ModifyULHostAttribute
&Region=cn-zj
&Zone=cn-zj-01
&ProjectId=nUXcVYMT
&ULHostId=wBmeXZrL
&Name=EjcGtsVh
&Remark=icjIHmNe
```

### Response Example
    
```json
{
  "Action": "ModifyULHostAttributeResponse",
  "Message": "tHSPXSoy",
  "RetCode": 0,
  "ULHostId": "PycBMiFr"
}
```