import type { Address } from 'abitype';
import type { Account } from '../../accounts/types.js';
import { type ParseAccountErrorType } from '../../accounts/utils/parseAccount.js';
import type { Client } from '../../clients/createClient.js';
import type { Transport } from '../../clients/transports/createTransport.js';
import { type AccountNotFoundErrorType } from '../../errors/account.js';
import type { ErrorType } from '../../errors/utils.js';
import type { GetAccountParameter } from '../../types/account.js';
import type { Authorization, AuthorizationRequest } from '../../types/authorization.js';
import type { Chain } from '../../types/chain.js';
import type { PartialBy } from '../../types/utils.js';
import type { RequestErrorType } from '../../utils/buildRequest.js';
export type PrepareAuthorizationParameters<account extends Account | undefined = Account | undefined> = GetAccountParameter<account> & PartialBy<AuthorizationRequest, 'chainId' | 'nonce'> & {
    /**
     * Whether the EIP-7702 Transaction will be executed by the EOA (signing this Authorization) or another Account.
     *
     * By default, it will be assumed that the EIP-7702 Transaction will
     * be executed by another Account.
     */
    executor?: 'self' | Account | Address | undefined;
};
export type PrepareAuthorizationReturnType = Authorization;
export type PrepareAuthorizationErrorType = ParseAccountErrorType | RequestErrorType | AccountNotFoundErrorType | ErrorType;
/**
 * Prepares an [EIP-7702 Authorization](https://eips.ethereum.org/EIPS/eip-7702) object for signing.
 * This Action will fill the required fields of the Authorization object if they are not provided (e.g. `nonce` and `chainId`).
 *
 * With the prepared Authorization object, you can use [`signAuthorization`](https://viem.sh/docs/eip7702/signAuthorization) to sign over the Authorization object.
 *
 * @param client - Client to use
 * @param parameters - {@link PrepareAuthorizationParameters}
 * @returns The prepared Authorization object. {@link PrepareAuthorizationReturnType}
 *
 * @example
 * import { createClient, http } from 'viem'
 * import { privateKeyToAccount } from 'viem/accounts'
 * import { mainnet } from 'viem/chains'
 * import { prepareAuthorization } from 'viem/experimental'
 *
 * const client = createClient({
 *   chain: mainnet,
 *   transport: http(),
 * })
 * const authorization = await prepareAuthorization(client, {
 *   account: privateKeyToAccount('0x..'),
 *   contractAddress: '0xA0Cf798816D4b9b9866b5330EEa46a18382f251e',
 * })
 *
 * @example
 * // Account Hoisting
 * import { createClient, http } from 'viem'
 * import { privateKeyToAccount } from 'viem/accounts'
 * import { mainnet } from 'viem/chains'
 * import { prepareAuthorization } from 'viem/experimental'
 *
 * const client = createClient({
 *   account: privateKeyToAccount('0x…'),
 *   chain: mainnet,
 *   transport: http(),
 * })
 * const authorization = await prepareAuthorization(client, {
 *   contractAddress: '0xA0Cf798816D4b9b9866b5330EEa46a18382f251e',
 * })
 */
export declare function prepareAuthorization<chain extends Chain | undefined, account extends Account | undefined>(client: Client<Transport, chain, account>, parameters: PrepareAuthorizationParameters<account>): Promise<PrepareAuthorizationReturnType>;
//# sourceMappingURL=prepareAuthorization.d.ts.map