title: resource_change
description: Represents a change in a resource tied to the specified URI
$id: /resource_change/1.0.0
$schema: https://json-schema.org/draft-07/schema#
type: object
allOf:
  - $ref: /fragment/common/1.0.0#
  - properties:
      tags:
        type: array
        items:
          type: string
        uniqueItems: true
        description: the list of tags associated with the change event for the resource
      triggered_by:
        type: string
        description: >
          comma-separated list of event descriptions in `<topic>:<uri>` format,
          that represent a chain of events that caused this event to be emitted.

      # Deduplication information
      root_event:
        type: object
        description: Unique identifier of the root event that triggered this event creation
        properties:
          dt:
            description: the timestamp of the root event, in ISO-8601 format
            type: string
            format: date-time
            maxLength: 128
          signature:
            type: string
            description: the unique signature of root event
        required:
          - dt
          - signature
examples:
  - $schema: { $ref: "#/$id" }
    meta:
      stream: resource_change_example
      dt: '2020-07-01T00:00:00Z'
      uri: '/example/resource/uri'