import type { UUID } from "@elizaos/core";
export interface AgentEventPayloadLike {
    runId: string;
    seq: number;
    stream: string;
    ts: number;
    data: Record<string, unknown>;
    sessionKey?: string;
    agentId?: string;
    roomId?: UUID;
}
export interface HeartbeatEventPayloadLike {
    ts: number;
    status: string;
    to?: string;
    preview?: string;
    durationMs?: number;
    hasMedia?: boolean;
    reason?: string;
    channel?: string;
    silent?: boolean;
    indicatorType?: string;
}
export interface AgentEventServiceLike {
    subscribe: (listener: (event: AgentEventPayloadLike) => void) => () => void;
    subscribeHeartbeat: (listener: (event: HeartbeatEventPayloadLike) => void) => () => void;
    getLastHeartbeat?: () => HeartbeatEventPayloadLike | null;
}
type RuntimeWithServiceGetter = {
    getService: (serviceType: string) => unknown | null;
};
export declare const AGENT_EVENT_SERVICE_TYPES: readonly ["agent_event", "AGENT_EVENT"];
export declare function getAgentEventService(runtime: RuntimeWithServiceGetter | null | undefined): AgentEventServiceLike | null;
export {};
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