export declare function prep(val: any, key: string, node: GunNode, soul: string): {
    '#': string;
    '.': string;
    ':': any;
    '>': number;
};
export declare function hashForSignature(prepped: any): Promise<any>;
export declare function hashNodeKey(node: GunNode, key: string): Promise<any>;
export declare function signHash(hash: string, pair: {
    pub: string;
    priv: string;
}, encoding?: string | undefined): Promise<any>;
export declare function sign(data: string, pair: {
    pub: string;
    priv: string;
}, opt?: {
    encode?: string | undefined;
    raw?: boolean | undefined;
    check?: {
        m: any;
        s: string;
    } | undefined;
}): Promise<any>;
export declare function signNodeValue(node: GunNode, key: string, pair: {
    pub: string;
    priv: string;
}, encoding?: string | undefined): Promise<any>;
export declare function signNode(node: GunNode, pair: {
    pub: string;
    priv: string;
}, encoding?: string | undefined): Promise<GunNode>;
export declare function signGraph(graph: GunGraphData, pair: {
    pub: string;
    priv: string;
}, encoding?: string | undefined): Promise<{
    [x: string]: GunNode | undefined;
}>;
export declare function graphSigner(pair: {
    pub: string;
    priv: string;
}, encoding?: string | undefined): (graph: GunGraphData) => Promise<{
    [x: string]: GunNode | undefined;
}>;