export declare const networkParam: {
    network: {
        type: string;
        enum: string[];
        description: string;
    };
};
export declare const itemsPerPageParam: {
    itemsPerPage: {
        type: string;
        description: string;
    };
};
/**
 * Merges network and itemsPerPage into a tool's inputSchema.
 * Preserves existing properties and required fields.
 */
export declare function withCommonParams(schema: any): any;
