/**
 * A "trace" objects which allows to group database related stuff while logging
 * it. Traces are inherited during VC derivation, similar to flavors, but
 * they're a part of VC core interface to allow faster access.
 */
export declare class VCTrace {
    readonly trace: string;
    constructor(trace?: string);
    /**
     * In case the trace was created by this tool, tries to extract the date of
     * its creation. As a sanity check, verifies that this date is not too far
     * away from the present time.
     */
    tryExtractCreationDate(): Date | null;
    /**
     * Returns a stringified uint63 (0 - 9223372036854775807).
     */
    private createRandomTrace;
}
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