> ## Documentation Index
> Fetch the complete documentation index at: https://hedera-0c6e0218-feat-317-axelar-integration.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# ExchangeRate

## ExchangeRate

An exchange rate between hbar and cents (USD) and the time at which the exchange rate will expire, and be superseded by a new exchange rate.\
The price is computed as follow: `1 hbar = (centEquiv / hbarEquiv) USD cents`

| Field | Type | Description |
| - | - | - |
| `centEquiv` | uint64 | Numerator in calculation of exchange rate between hbar and cents |
| `hbarEquiv` | uint64 | Denominator in calculation of exchange rate between hbar and cents |
| `expirationTime` | [TimestampSeconds](/hedera/sdks-and-apis/hedera-api/miscellaneous/timestamp#timestampseconds) | Expiration time in seconds for this exchange rate |

## ExchangeRateSet

Two sets of exchange rate

| Field | Type | Description |
| - | - | - |
| `currentRate` | [ExchangeRate](#exchangerate) | Current exchange rate |
| `nextRate` | [ExchangeRate](#exchangerate) | Next exchange rate which will take effect when current rate expires |