import type { Fr } from '@aztec/foundation/curves/bn254';
import type { ZodFor } from '@aztec/foundation/schemas';
import type { AztecAddress } from '../aztec-address/index.js';
import type { PreTag } from './pre_tag.js';
import { Tag } from './tag.js';
/** Branding to ensure fields are not interchangeable types. */
export interface SiloedTag {
    /** Brand. */
    _branding: 'SiloedTag';
}
/**
 * Represents a tag used in private log as it "appears on the chain" - that is the tag is siloed with a contract
 * address that emitted the log.
 */
export declare class SiloedTag {
    readonly value: Fr;
    constructor(value: Fr);
    static compute(preTag: PreTag): Promise<SiloedTag>;
    /**
     * Unlike `compute`, this expects a tag whose value is already domain-separated.
     */
    static computeFromTagAndApp(tag: Tag, app: AztecAddress): Promise<SiloedTag>;
    toString(): string;
    toJSON(): string;
    equals(other: SiloedTag): boolean;
    static get schema(): ZodFor<SiloedTag>;
}
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