# GridClickTask

求解该验证码类型。

## 任务类型

`GridClickTask`

## 处理方式

异步 + 轮询 `/getTaskResult`

## 参数

| Field | Type | Required | Notes |
|---|---|---|---|
| `type` | string | yes | `GridClickTask` |
| `image` | string | yes | Full 3×3 grid, base64 |
| `labelImage1` | string | yes | First hint image |
| `labelImage2` | string | yes | Second hint image |

## 最小请求

```json
{
  "clientKey": "YOUR_API_KEY",
  "task": {"type":"GridClickTask","image":"...","labelImage1":"...","labelImage2":"..."}
}
```

## 成功 solution

```json
{"clicks":[0,4,8],"label":"bus"}
```

## 典型失败

`ERROR_CAPTCHA_UNSOLVABLE`, `ERROR_BAD_REQUEST`, `ERROR_TASK_NOT_SUPPORTED`

Source: https://kaptra.ai/zh/docs/task-types/grid-click