import { Entity } from "../../../common/abstracts/entity";
import { UsageMetrics } from "./usage-metric.fields";
/**
 * One (bucket, series) cell of the usage-over-time chart. Rows are flat; the
 * frontend pivots them into stacked columns.
 *
 * `bucket` is a calendar day/week/month start with no time component, so it is
 * `type: "date"` — never `"string"`. See references/date-handling.md rule 1.
 *
 * NOT a Neo4j node — serialisation shape only (see the summary descriptor).
 */
export type TokenUsageAdminTimelineEntity = Entity & {
    bucket: string;
    series: string;
} & UsageMetrics;
export declare const TokenUsageAdminTimelineDescriptor: import("../../..").EntityDescriptor<TokenUsageAdminTimelineEntity, {}>;
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