message: docs: about Error Handling
diff: @@ -77,7 +77,18 @@ This client supports three authentication methods:
  Supported in browser environment only.
  If you omit `auth` parameter, the client uses Session authentication.
  -## KintoneRestAPIError
  +## Error Handling
  +
  +When the API request responds with a status code other than 200, the client raises [`KintoneRestAPIError`](src/KintoneRestAPIError.ts)
  +
  +| Name | Type | Description |
  +| ---------------- | :----: | -------------------------------------------------------------------------------------------------- |
  +| id | String | The ID of the error. |
  +| code | String | The code of the error, to specify the type of error it is. |
  +| status | Number | The HTTP status of the response. |
  +| headers | Object | The HTTP headers of the response. |
  +| message | String | The error message. |
  +| bulkRequestIndex | Number | When executing [bulkRequest](docs/bulkRequest.md) and gets failed response, this index responds to |
  ## References
  