回调请求错误

curl --location -g --request POST '{{endpoint_url}}/events' \
--header 'X-Shimo-Credential-Type;' \
--header 'X-Shimo-Sdk-Event: Collaborator' \
--header 'X-Shimo-Signature;' \
--header 'Content-Type: application/json' \
--data-raw '{
  "kind": "System",
  "type": "endpointCallback",
  "appId": "your app id",
  "timestamp": 1669610727509, // 此事件产生的时间戳，单位毫秒
  "request": {
    // 错误回调请求的请求数据
    "headers": {
      "Accept": "application/json",
      "Content-Type": "application/json",
      "X-Shimo-APP-ID": "your app id",
      "X-Shimo-Credential-Type": "0", // 0 代表使用用户 token 发起的回调请求， 3 表示石墨 SDK 主动签名发起的回调请求
      "X-Shimo-Token": "your user token",
      "X-Shimo-Signature": "the signature generate by sdk"
    },
    "url": "http://your-callback-api-host/callback/users/current/info",
    "body": ""
  },
  "response": {
    // 错误回调请求的响应数据
    "headers": {
      "Connection": "keep-alive",
      "Content-Length": "9",
      "Content-Type": "text/plain; charset=utf-8",
      "Date": "Mon, 28 Nov 2022 04:45:27 GMT"
    },
    "status": 404,
    "body": "Not Found"
  },
  "errorMessage": "endpoint: request endpoint server failed with status code 0, code 10009, message: GET request failed (http://your-callback-api-host/callback/users/current/info) with status code: 404 "
}'