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# BackReward

### 1.获取公平发射和NFT预售记录

#### 请求

<mark style="color:green;">`GET`</mark> `/back_reward/get`

示例

/back\_reward/get?<mark style="color:orange;">username</mark>=<mark style="color:blue;">npub23Yvagd62J6L1poHtKYaeq2iEEiXEMhEHfHE3pKKHshM8jHd17L5AXGyiDSKi9n2ieja5DuvWhcDcGQ6tpBFkSoj</mark>

#### 参数

* `username` 用户名，Nostr地址

#### 响应

* `user` 用户名
* `fee` 已支付的托管通道费用(单位: sats)
* `record_type` 记录类型
  * <mark style="color:green;">"FairLaunch"</mark> 公平发射
  * <mark style="color:green;">"NftPresale"</mark> NFT预售
* `record_id` 某类型条件下的记录ID，不同类型的ID会有重复

```json
{
    "errno": 0,
    "errmsg": "",
    "data": [
        {
            "user": "npub23Yvagd62J6L1poHtKYaeq2iEEiXEMhEHfHE3pKKHshM8jHd17L5AXGyiDSKi9n2ieja5DuvWhcDcGQ6tpBFkSoj",
            "fee": 5740,
            "record_type": "FairLaunch",
            "record_id": 57
        }
    ]
}
```