import { BaseController } from "@metamask/base-controller";
import type { Hex } from "@metamask/utils";
import { CONTROLLER_NAME } from "./constants.cjs";
import type { TransactionPayControllerMessenger, TransactionPayControllerOptions, TransactionPayControllerState } from "./types.cjs";
export declare class TransactionPayController extends BaseController<typeof CONTROLLER_NAME, TransactionPayControllerState, TransactionPayControllerMessenger> {
    #private;
    constructor({ getStrategy, messenger, state, }: TransactionPayControllerOptions);
    updatePaymentToken({ transactionId, tokenAddress, chainId, }: {
        transactionId: string;
        tokenAddress: Hex;
        chainId: Hex;
    }): void;
}
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