import { Envelope } from './Envelope';
import { MessageType } from './payloads/typeRegistry';
import './payloads';
export declare function construct_pubSub_key(base_path: string, entityId: string, subject: string, sourceId: string, targetId?: string): string;
export declare function construct_rpc_key(base_path: string, entityId: string, procedure: string, sourceId: string): string;
export interface ParsedPubSubKey {
    base_path: string;
    entityId: string;
    subject: string;
    sourceId: string;
    targetId: string | null;
}
export declare function parse_pubsub_key(key: string): ParsedPubSubKey;
export declare function parse_rpc_key(key: string): Record<string, string>;
export declare function get_subject_from_pubsub_key(key: string): string;
export declare function enclose(payload: Uint8Array, enclosed_at?: Date): Envelope;
export declare function uncover(encodedEnvelope: Uint8Array): [Date, Date | undefined, Uint8Array] | undefined;
export declare function isSubjectWellKnown(subject: string): boolean;
export declare function getSubjectSchema(subject: string): string | undefined;
export declare function getProtobufClassFromTypeName(typeName: string): MessageType<import("./payloads/typeRegistry").UnknownMessage> | undefined;
export declare function decodePayloadFromTypeName(typeName: string, payload: Uint8Array): import("./payloads/typeRegistry").UnknownMessage | undefined;
export declare function encodePayloadFromTypeName(typeName: string, payload: any): Uint8Array | undefined;
export declare function encloseFromTypeName(typeName: string, payloadValue: any): Envelope | undefined;