# BaseAccount

Basic account implementation. this contract provides the basic logic for implementing the IAccount interface - validateUserOp specific account implementation should inherit it and provide the account-specific logic

## Methods

### entryPoint

```solidity
function entryPoint() external view returns (contract IEntryPoint)
```

return the entryPoint used by this account. subclass should return the current entryPoint used by this account.

#### Returns

| Name | Type                 | Description |
| ---- | -------------------- | ----------- |
| \_0  | contract IEntryPoint | undefined   |

### nonce

```solidity
function nonce() external view returns (uint256)
```

return the account nonce. subclass should return a nonce value that is used both by \_validateAndUpdateNonce, and by the external provider (to read the current nonce)

#### Returns

| Name | Type    | Description |
| ---- | ------- | ----------- |
| \_0  | uint256 | undefined   |

### validateUserOp

```solidity
function validateUserOp(UserOperation userOp, bytes32 userOpHash, uint256 missingAccountFunds) external nonpayable returns (uint256 validationData)
```

#### Parameters

| Name                | Type          | Description |
| ------------------- | ------------- | ----------- |
| userOp              | UserOperation | undefined   |
| userOpHash          | bytes32       | undefined   |
| missingAccountFunds | uint256       | undefined   |

#### Returns

| Name           | Type    | Description |
| -------------- | ------- | ----------- |
| validationData | uint256 | undefined   |