import { Hash, VersionedFinalityProof } from '@dedot/codecs';
import { Callback, GenericJsonRpcApis, Unsub } from '@dedot/types';
export interface BeefyJsonRpcApis extends GenericJsonRpcApis {
    /**
     * Returns hash of the latest BEEFY finalized block as seen by this client.
     * The latest BEEFY block might not be available if the BEEFY gadget is not running
     * in the network or if the client is still initializing or syncing with the network.
     * In such case an error would be returned.
     *
     * @rpcname beefy_getFinalizedHead
     **/
    beefy_getFinalizedHead: () => Promise<Hash>;
    /**
     * Returns the block most recently finalized by BEEFY, alongside its justification.
     *
     * @subscription beefy_justifications, beefy_subscribeJustifications, beefy_unsubscribeJustifications
     **/
    beefy_subscribeJustifications: (callback: Callback<VersionedFinalityProof>) => Promise<Unsub>;
}