/**
 * Base Rate Limit Entity
 *
 * Stores rate limiting counters for transient state management.
 * Used by DatabaseStorageAdapter to track rate limits across multiple servers.
 *
 * @remarks
 * This class is database-agnostic. TypeORM, Prisma, or other ORMs
 * extend this class in their respective packages.
 */
export declare class BaseRateLimit {
    /**
     * Internal rate limit record ID (auto-increment integer)
     */
    id: number;
    /**
     * Unique key identifier for the rate limit counter
     * Format: <endpoint>:<identifier> (e.g., "email-verification:user:123")
     */
    key: string;
    /**
     * Counter value (stored as string, parsed as integer)
     */
    value: string;
    /**
     * Expiration timestamp
     * Used for TTL-based cleanup via scheduled jobs
     * Can be null for records that don't expire immediately
     */
    expiresAt: Date | null;
    /**
     * Record creation timestamp
     */
    createdAt: Date;
    /**
     * Record last update timestamp
     */
    updatedAt: Date;
}
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