/// <reference types="node" />
import PeerId from 'peer-id';
export interface Particle {
    id: string;
    init_peer_id: string;
    timestamp: number;
    ttl: number;
    script: string;
    signature: string;
    data: Uint8Array;
}
/**
 * Represents particle action to send to a node
 */
interface ParticleAction {
    action: 'Particle';
    id: string;
    init_peer_id: string;
    timestamp: number;
    ttl: number;
    script: string;
    signature: number[];
    data: string;
}
export declare function build(peerId: PeerId, script: string, data: Map<string, any>, ttl?: number): Promise<Particle>;
/**
 * Creates an action to send to a node.
 */
export declare function toAction(particle: Particle): ParticleAction;
export declare function parseParticle(str: string): Particle;
export declare function canonicalBytes(particle: Particle): Buffer;
/**
 * Sign a particle with a private key from peerId.
 */
export declare function signParticle(peerId: PeerId, particle: Particle): Promise<string>;
export declare function genUUID(): string;
export {};
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