import { BigNumber } from "ethers/utils";
/**
 * Successful payment result includes the amount (wei) locked and the remaining current balance.
 * Otherwise, if it fails, the current balance is included (and although no coins are locked we include
 * the minimum balance that would be required so that a caller can verify their balance is less than that).
 */
export interface PaymentResultSerialisation {
    /** Minimum balance required to accept the transaction */
    readonly minimumBalance: string;
    /** Balance that can be spent by the user */
    readonly currentBalance: string;
}
export interface AccountBalanceSerialisation {
    /** Balance that can be spent by the user */
    readonly balance: string;
}
/**
 * Request object supplemented with a log
 */
export declare class PaymentGatewayRoutes {
    /** API route to call balance */
    static readonly BALANCE_ROUTE = "balance";
    /** API route to call spend */
    static readonly SPEND_ROUTE = "spend";
}
export declare class PaymentResult {
    readonly minimumBalance: BigNumber;
    readonly currentBalance: BigNumber;
    /**
     * Records whether the payment was accepted by any.sender and the quantity of wei locked up.
     * @param minimumBalance Minimum balance required to issue transaction
     * @param currentBalance Balance that can be spent by the user
     */
    constructor(minimumBalance: BigNumber, currentBalance: BigNumber);
    /**
     * Serializes the payment result
     */
    serialise(): PaymentResultSerialisation;
    /**
     * Deserializes the payment result
     * @param serialisation Serialised Payment Result
     */
    static deserialise(serialisation: PaymentResultSerialisation): PaymentResult;
}
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