# Fungible token rate

`FTRate` entity represents rates for fungible tokens traded on the Casper Network tracked in various [currencies](https://docs.cspr.cloud/rest-api/currency) .

### Properties

The `FTRate` entity has the following properties:

| Property                      | Type      | Description                                                                            |
| ----------------------------- | --------- | -------------------------------------------------------------------------------------- |
| `token_contract_package_hash` | `string`  | Fungible token contract package hash                                                   |
| `currency_id`                 | `uint16`  | [Currency](https://docs.cspr.cloud/rest-api/currency) identifier                       |
| `amount`                      | `float64` | Rate amount in the specified currency                                                  |
| `volume`                      | `string`  | The swap volume the rate was calculated on                                             |
| `dex_id`                      | `uint16`  | [DEX](https://docs.cspr.cloud/rest-api/dex) identifier                                 |
| `transaction_hash`            | `string`  | [Deploy](https://docs.cspr.cloud/rest-api/deploy) hash associated with this rate       |
| `timestamp`                   | `string`  | Transaction timestamp in the [ISO 8601](https://en.wikipedia.org/wiki/ISO_8601) format |

**Example**

```json
{
  "amount": "0.25",
  "volume": "1234.567",
  "transaction_hash": "a1b2c3d4e5f6g7h8i9j0k1l2m3n4o5p6q7r8s9t0u1v2w3x4y5z6",
  "token_contract_package_hash": "b1c2d3e4f5g6h7i8j9k0l1m2n3o4p5q6r7s8t9u0v1w2x3y4z5a6",
  "dex_id": 2,
  "currency_id": 1,
  "timestamp": "2024-01-05T12:51:00Z"
}
```

### Optional properties

None

### Relations

The `FTRate` entity has the following relations with other entities:

| Entity                                                                 | Mapping property              | Description                                                          |
| ---------------------------------------------------------------------- | ----------------------------- | -------------------------------------------------------------------- |
| [`ContractPackage`](https://docs.cspr.cloud/rest-api/contract-package) | `token_contract_package_hash` | Rates are tracked for fungible token contracts                       |
| [`Currency`](https://docs.cspr.cloud/rest-api/currency)                | `currency_id`                 | Rates are calculated for different currencies                        |
| [`Deploy`](https://docs.cspr.cloud/rest-api/deploy)                    | `transaction_hash`            | Rates are calculated based on transactions (deploys) on Casper DEXes |
| [`DEX`](https://docs.cspr.cloud/rest-api/dex)                          | `dex_id`                      | Rates are calculated separately for different Casper DEXes           |

## Endpoints

The fungible token fiat rate endpoints are:

* [Get the latest fungible token contract rate](https://docs.cspr.cloud/rest-api/fungible-token-rate/get-latest-token-contract-rate)
* [Get historical fungible token contract rates](https://docs.cspr.cloud/rest-api/fungible-token-rate/get-token-contract-rates)