import type { RichContent } from 'ricos-schema';
export declare const fromJSONLight: (object: Record<string, any>) => RichContent;
export declare const toJSONLight: (content: RichContent) => Record<string, any>;
/**
 * Taken from Timestamp implementation in ricos-schema
 */
export interface Timestamp {
    /**
     * Represents seconds of UTC time since Unix epoch
     * 1970-01-01T00:00:00Z. Must be from 0001-01-01T00:00:00Z to
     * 9999-12-31T23:59:59Z inclusive.
     */
    seconds: number;
    /**
     * Non-negative fractions of a second at nanosecond resolution. Negative
     * second values with fractions must still have non-negative nanos values
     * that count forward in time. Must be from 0 to 999,999,999
     * inclusive.
     */
    nanos: number;
}
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