| Name | Type | Description | Notes |
|---|---|---|---|
| code | string | The three-letter ISO currency code. This is the currency that is associated with the payment amount. | |
| symbol | string | The currency symbol. | |
| exponent | int | The log base 10 of the number of times we have to multiply the major unit to get the minor unit. Should be 0 for VN and 2 for other countries (`SG`/`MY`/`ID`/`TH`/`PH`/`KH`/`MM`). |