/**
 * shakespeare_sign_event tool
 * Sign a Nostr event using the remote signer
 */
export declare const sign: {
    description: string;
    args: {
        kind: import("zod").ZodNumber;
        content: import("zod").ZodString;
        tags: import("zod").ZodOptional<import("zod").ZodString>;
        created_at: import("zod").ZodOptional<import("zod").ZodNumber>;
    };
    execute(args: {
        kind: number;
        content: string;
        tags?: string | undefined;
        created_at?: number | undefined;
    }, context: import("@opencode-ai/plugin").ToolContext): Promise<string>;
};
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