Address Subscription Event

Address Notification Event

GovernmentPostal ServiceShippingLogisticsAddress ValidationPackage Tracking

Properties

Name	Type	Description
subscriptionId	string	Unique identifier created for this Subscription.
subscriptionType	string	The name of the topic related to this event.
timestamp	string	Timestamp message was generated, in ISO-8601 format.
payload	string	Change of Address subscription details converted into a JSON formatted string.
links	array	Hypermedia links to related resources.

View JSON Schema on GitHub

JSON Schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://artifacts.apis.io/usps/json-schema/usps-address-notification-event-schema.json",
  "title": "Address Subscription Event",
  "description": "Address Notification Event",
  "x-generated": "2026-11-11",
  "x-method": "derived",
  "x-generator": "derive-json-schema.py",
  "x-source": "openapi/usps-subscriptions-addresses-openapi.yml#/components/schemas/AddressNotificationEvent",
  "type": "object",
  "required": [
    "subscriptionId",
    "subscriptionType",
    "timestamp",
    "payload"
  ],
  "properties": {
    "subscriptionId": {
      "type": "string",
      "description": "Unique identifier created for this Subscription.",
      "pattern": "^[A-Za-z0-9\\-]+$"
    },
    "subscriptionType": {
      "type": "string",
      "description": "The name of the topic related to this event.",
      "pattern": "^[A-Za-z0-9\\s]+$"
    },
    "timestamp": {
      "type": "string",
      "description": "Timestamp message was generated, in ISO-8601 format.",
      "format": "date-time"
    },
    "payload": {
      "type": "string",
      "description": "Change of Address subscription details converted into a JSON formatted string.",
      "pattern": "^[\\s\\S]*$"
    },
    "links": {
      "title": "Hypermedia Links",
      "type": "array",
      "description": "Hypermedia links to related resources.",
      "minItems": 0,
      "maxItems": 20,
      "items": {
        "required": [
          "href",
          "rel"
        ],
        "type": "object",
        "properties": {
          "rel": {
            "type": "array",
            "description": "The short name(s) of the relationship corresponding to the link.",
            "minItems": 0,
            "maxItems": 20,
            "items": {
              "type": "string"
            }
          },
          "title": {
            "type": "string",
            "description": "A human-readable description of the link relationship.",
            "pattern": "^[A-Za-z\\-]+$"
          },
          "href": {
            "type": "string",
            "description": "The URL to a related resource.",
            "format": "uri"
          },
          "method": {
            "type": "string",
            "description": "The HTTP method to use to access this link.",
            "enum": [
              "GET",
              "POST",
              "PUT",
              "DELETE"
            ]
          },
          "submissionMediaType": {
            "type": "string",
            "description": "The media type of the resource request.",
            "minLength": 0,
            "maxLength": 50,
            "pattern": "^[A-Za-z0-9\\-]+$"
          },
          "targetMediaType": {
            "type": "string",
            "description": "The media type of the resource response.",
            "minLength": 0,
            "maxLength": 50,
            "pattern": "^[A-Za-z0-9\\-]+$"
          }
        },
        "additionalProperties": false
      }
    }
  },
  "additionalProperties": false
}

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