import type { HexString } from '@polkadot/util/types';
import type { Handler } from '../shared.js';
/**
 * @param context
 * @param params - [`keys`, `blockhash?`]
 *
 * @return `{ at, proof, stateRoot }`
 *
 * Chopsticks-specific variant of `state_getReadProof` that also returns `stateRoot` — the
 * root the composed proof verifies against, which verifiers must check instead of the header
 * state root (see `buildReadProof`). Kept out of the spec method so it stays `{ at, proof }`.
 */
export declare const dev_getReadProof: Handler<[
    HexString[],
    HexString | undefined
], {
    at: HexString;
    proof: HexString[];
    stateRoot: HexString;
}>;