Relation

Defines the relationship between the entity (a) and another entity (b).

JSON representation 
{
  "entity": {
    object (Noun)
  },
  "entityType": enum (EntityType),
  "relationship": enum (Relationship),
  "direction": enum (Directionality),
  "uid": string,
  "entityLabel": enum (EntityLabel)
}
Fields
entity

object (Noun)

Entity (b) that the primary entity (a) is related to.
entityType

enum (EntityType)

Type of the related entity (b) in this relationship.
relationship

enum (Relationship)

Type of relationship.
direction

enum (Directionality)

Directionality of relationship between primary entity (a) and the related entity (b).
uid

string (bytes format)

UID of the relationship.

A base64-encoded string.
entityLabel

enum (EntityLabel)

Label to identify the Noun of the relation.