| Name | Type | Description | Notes |
|---|---|---|---|
| id | str | Balance change record ID | [optional] |
| time | str | Balance changed timestamp | [optional] |
| time_ms | int | The timestamp of the change (in milliseconds) | [optional] |
| currency | str | Currency changed | [optional] |
| currency_pair | str | Account currency pair | [optional] |
| change | str | Amount changed. Positive value means transferring in, while negative out | [optional] |
| balance | str | Balance after change | [optional] |
| type | str | Account book type. Please refer to account book type for more detail | [optional] |