import { PersistedObject, PersistedGraphObjectProperties, PersistedSearchDocumentProperties, PersistedObjectFromIntegrationProperties, PersistedObjectFromPowerupProperties } from './persisted-object';
export declare type EntityPropertyValuePrimitive = string | number | boolean;
export declare type EntityPropertyValue = EntityPropertyValuePrimitive | EntityPropertyValuePrimitive[] | undefined | null;
export declare type EntityAdditionalProperties = {
    [key: string]: EntityPropertyValue;
};
/**
 * This type is used to describe the properties that can be assigned
 * by integrations to entities and not already found in
 * `PersistedObjectAssignable`.
 */
export declare type EntityAssignable = {};
export declare type EntityFromIntegrationProperties = PersistedObjectFromIntegrationProperties;
export declare type EntityFromPowerupProperties = PersistedObjectFromPowerupProperties;
export declare type EntityCoreProperties = PersistedObject & EntityAssignable;
/**
 * An `Entity` represents a vertex in graph database.
 *
 * The properties that begin with "_" are built-in properties
 * and have special meaning and usually managed internally
 * by the system.
 *
 * The properties that do not begin with "_" are properties whose
 * values were provided by the integration.
 */
export declare type Entity = EntityCoreProperties & EntityAdditionalProperties;
/**
 * `PersistedEntity` is an `Entity` with additional `_graphObjectId` property.
 */
export declare type PersistedEntity = Entity & PersistedGraphObjectProperties;
/**
 * `EntitySearchDocument` is an `Entity` with additional
 * `_graphObjectId` and `_graphObjectType` properties.
 */
export declare type EntitySearchDocument = PersistedEntity & PersistedSearchDocumentProperties;