import type { Fr } from '@aztec/foundation/curves/bn254';
import { BufferReader, FieldReader } from '@aztec/foundation/serialize';
import { AztecAddress } from '../../aztec-address/index.js';
import { KeyValidationRequestAndSeparator } from './key_validation_request_and_separator.js';
/**
 * Request for validating keys used in the app.
 */
export declare class ScopedKeyValidationRequestAndSeparator {
    readonly request: KeyValidationRequestAndSeparator;
    readonly contractAddress: AztecAddress;
    constructor(request: KeyValidationRequestAndSeparator, contractAddress: AztecAddress);
    toBuffer(): Buffer<ArrayBufferLike>;
    static fromBuffer(buffer: Buffer | BufferReader): ScopedKeyValidationRequestAndSeparator;
    toFields(): Fr[];
    static fromFields(fields: Fr[] | FieldReader): ScopedKeyValidationRequestAndSeparator;
    isEmpty(): boolean;
    static empty(): ScopedKeyValidationRequestAndSeparator;
}
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