/**
 * @packageDocumentation
 * @module API-OracleVM
 */
import LuxCore from "../../lux";
import { JRPCAPI } from "../../common/jrpcapi";
import { OracleFeed, RegisterFeedResponse, FeedValue, SubmitObservationResponse, OracleAttestation, OracleHealthResponse } from "./interfaces";
/**
 * Class for interacting with a node's OracleVM API (O-Chain).
 *
 * @category RPCAPIs
 *
 * @remarks This extends the [[JRPCAPI]] class. This class should not be directly called. Instead, use the [[Lux.addAPI]] function to register this interface with Lux.
 */
export declare class OracleVMAPI extends JRPCAPI {
    /**
     * Registers a new oracle data feed.
     *
     * @param name Name of the feed
     * @param description Description of the feed
     * @param aggregationMethod Method used to aggregate observations
     * @param heartbeatInterval Maximum interval between updates in seconds
     * @param deviationThreshold Percentage deviation that triggers an update
     *
     * @returns Promise for a [[RegisterFeedResponse]] containing the new feedId
     */
    registerFeed: (name: string, description: string, aggregationMethod: string, heartbeatInterval: number, deviationThreshold: number) => Promise<RegisterFeedResponse>;
    /**
     * Retrieves an oracle feed by its ID.
     *
     * @param feedId The ID of the feed to retrieve
     *
     * @returns Promise for an [[OracleFeed]]
     */
    getFeed: (feedId: string) => Promise<OracleFeed>;
    /**
     * Retrieves the latest value for a given feed.
     *
     * @param feedId The ID of the feed
     *
     * @returns Promise for a [[FeedValue]]
     */
    getValue: (feedId: string) => Promise<FeedValue>;
    /**
     * Submits an observation for a given feed.
     *
     * @param feedId The ID of the feed
     * @param value The observed value
     * @param timestamp The observation timestamp
     *
     * @returns Promise for a [[SubmitObservationResponse]]
     */
    submitObservation: (feedId: string, value: string, timestamp: number) => Promise<SubmitObservationResponse>;
    /**
     * Retrieves an attestation for a feed at a given epoch.
     *
     * @param feedId The ID of the feed
     * @param epoch The epoch number
     *
     * @returns Promise for an [[OracleAttestation]]
     */
    getAttestation: (feedId: string, epoch: number) => Promise<OracleAttestation>;
    /**
     * Returns the health status of the OracleVM.
     *
     * @returns Promise for an [[OracleHealthResponse]]
     */
    health: () => Promise<OracleHealthResponse>;
    /**
     * This class should not be instantiated directly. Instead use the [[Lux.addAPI]] method.
     *
     * @param core A reference to the Lux class
     * @param baseURL Defaults to the string "/ext/bc/O/rpc" as the path to rpc's baseURL
     */
    constructor(core: LuxCore, baseURL?: string);
}
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