import "../../_dnt.polyfills.js";
import { AccountId } from "./utils.js";
export type FrameSystemCalls = {
    /**
     * Returns the next valid index (aka nonce) for given account.
     *
     * This method takes into consideration all pending transactions
     * currently in the pool and if no transactions are found in the pool
     * it fallbacks to query the index from the runtime (aka. state nonce).
     */
    system_accountNextIndex(account: AccountId): number;
    account_nextIndex: FrameSystemCalls["system_accountNextIndex"];
    /** Dry run an extrinsic at a given block. Return SCALE encoded ApplyExtrinsicResult. */
    system_dryRun(extrinsic: string, at?: string): string;
    system_dryRunAt: FrameSystemCalls["system_dryRun"];
};