export interface EdgeNodeSignalClientOptions {
    edgeNodesEnabled?: string | boolean;
    signalEndpoint?: string;
    nodeId?: string;
    nodeToken?: string;
    baseUrl?: string;
    ipv4?: string;
    ipv6?: string;
    pods?: string | string[];
    capabilities?: string | string[];
    reachability?: string;
    directCandidates?: string | string[];
    tunnel?: string;
    certificate?: string;
    metrics?: string;
    metadata?: string;
    intervalMs?: number | string;
    onHeartbeatResponse?: (data: unknown) => void;
    metadataSupplier?: () => Record<string, unknown> | undefined;
    metricsSupplier?: () => Record<string, unknown> | undefined;
    tunnelSupplier?: () => Record<string, unknown> | undefined;
    networkSupplier?: () => Promise<{
        ipv4?: string;
        ipv6?: string;
    }> | {
        ipv4?: string;
        ipv6?: string;
    };
}
export declare class EdgeNodeSignalClient {
    private readonly logger;
    private readonly interval?;
    private readonly endpoint?;
    private readonly baseNodeId?;
    private readonly baseToken?;
    private readonly baseUrl?;
    private readonly baseIpv4?;
    private readonly baseIpv6?;
    private readonly basePods?;
    private readonly baseCapabilities?;
    private readonly baseReachability?;
    private readonly baseDirectCandidates?;
    private readonly baseTunnel?;
    private readonly baseCertificate?;
    private readonly baseMetrics?;
    private readonly baseMetadata?;
    private readonly tunnelSupplier?;
    private readonly metricsSupplier?;
    private readonly metadataSupplier?;
    private readonly networkSupplier?;
    private readonly intervalMs;
    private readonly onHeartbeatResponse?;
    constructor(options: EdgeNodeSignalClientOptions);
    dispose(): void;
    private sendHeartbeat;
    private buildPayload;
    private handleHeartbeatResponse;
    private mergeRecords;
    private normalizeBoolean;
    private normalizeString;
    private normalizeInterval;
    private normalizePods;
    private normalizeStringArray;
    private normalizeJsonRecord;
    private normalizeCandidates;
}