export declare enum RPCErrorCode {
    BAD_REQUEST = 400,
    UNAUTHORIZED = 401,
    FORBIDDEN = 403,
    NOT_FOUND = 404,
    METHOD_NOT_SUPPORTED = 405,
    TIMEOUT = 408,
    CONFLICT = 409,
    TOO_MANY_REQUESTS = 429,
    INTERNAL_SERVER_ERROR = 500
}
export type RPCErrorShape = {
    code: RPCErrorCode;
    message: string;
    data?: any;
};
export declare class RPCError extends Error {
    code: RPCErrorCode;
    data?: any;
    constructor(code: RPCErrorCode, message: string, data?: any);
    toJSON(): RPCErrorShape;
}
export declare const rpcError: {
    badRequest: (msg?: string, data?: any) => RPCError;
    unauthorized: (msg?: string) => RPCError;
    forbidden: (msg?: string) => RPCError;
    notFound: (msg?: string) => RPCError;
    internal: (msg?: string, data?: any) => RPCError;
};