# Get Group List - ListURocketMQGroup

## Overview

Get all Groups under a RocketMQ service






## Definition

### Public Parameters

| Parameter Name | Type | Description Information | Required |
|:---|:---|:---|:---|
| **Action**     | string  | Corresponding API command name, the current API is `ListURocketMQGroup`.                      | **Yes** |
| **PublicKey**  | string  | The user's public key can be obtained from [Console](https://console.genesissai.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. Please refer to the [GetProjectList interface](/docs/api/summary/get_project_list) |**Yes**|
| **ServiceId** | string | Service ID |**Yes**|
| **Limit** | int | The maximum number of entries returned, (0, 1000], default is 50 entries |No|
| **Offset** | int | Query start position, [0, ∞) |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|
| **GroupList** | array[[*GroupBaseInfo*](#groupbaseinfo)] | Group List Information |No|
| **TotalCount** | int | Total Records |No|

#### Data Model


#### GroupBaseInfo

| Field Name | Type | Description Information | Required |
|:---|:---|:---|:---|
| **Id** | string |  |**Yes**|
| **GroupName** | string |  |**Yes**|
| **Remark** | string |  |**Yes**|
| **CreateTime** | int |  |**Yes**|

## Example

### Request Example
    
```
https://api.genesissai.com/?Action=ListURocketMQGroup
&Region=cn-zj
&ProjectId=uUQrxcmz
&ServiceId=XRkCLnKy
&Limit=100
&Offset=0
```

### Response Example
    
```json
{
  "Action": "ListURocketMQGroupResponse",
  "ConsumerGroupList": [
    {
      "CreateTime": 1618318932,
      "GroupName": "apzNcABI",
      "Id": "ZABVgTBC",
      "Remark": "Diuxsbmn"
    }
  ],
  "Message": "qCIwrpbX",
  "RetCode": 0,
  "TotalCount": 1
}
```