import type { WalletServerRpcSchemaType } from "@alchemy/wallet-api-types/rpc";
import type { InnerWalletApiClient, WithoutChainId } from "../../types.ts";
import { type Address, type IsUndefined } from "viem";
type RpcSchema = Extract<WalletServerRpcSchemaType, {
    Request: {
        method: "wallet_formatSign";
    };
}>;
export type FormatSignParams<TAccount extends Address | undefined = Address | undefined> = Omit<WithoutChainId<RpcSchema["Request"]["params"][0]>, "from"> & (IsUndefined<TAccount> extends true ? {
    from: Address;
} : {
    from?: never;
});
export type FormatSignResult = RpcSchema["ReturnType"];
/**
 * Formats a signature request for signing messages or transactions.
 *
 * @param {InnerWalletApiClient} client - The wallet API client to use for the request
 * @param {FormatSignParams} params - Parameters for formatting the signature
 * @returns {Promise<FormatSignResult>} A Promise that resolves to the formatSign result containing the formatted signature.
 *
 * @example
 * ```ts
 * // Formats a signature
 * const result = await client.formatSign({
 *    from: "0x1234...",
 *    signature: {
 *      type: "ecdsa",
 *      data: "0xabcd..."
 *    },
 * });
 * ```
 */
export declare function formatSign<TAccount extends Address | undefined = Address | undefined>(client: InnerWalletApiClient, params: FormatSignParams<TAccount>): Promise<FormatSignResult>;
export {};