# z.Fee.FeeHistory

RPC fee history schema decoded to a fee history.

## Imports

```ts
import { z } from 'ox/zod'

z.Fee.FeeHistory
```

## Definition

```ts
export const FeeHistory = z.object({
  baseFeePerGas: z.array(z_Uint.Uint),
  gasUsedRatio: z.array(z.number()),
  oldestBlock: z_Uint.Uint,
  reward: z.optional(z.array(z.array(z_Uint.Uint))),
})
```

**Source:** [src/zod/Fee.ts](https://github.com/wevm/ox/blob/main/src/zod/Fee.ts)