Amazon Pinpoint Push Message Activity Structure

{
  "$schema": "https://json-structure.org/meta/core/v0/#",
  "$id": "https://raw.githubusercontent.com/api-evangelist/amazon-pinpoint/refs/heads/main/json-structure/amazon-pinpoint-push-message-activity-structure.json",
  "name": "PushMessageActivity",
  "description": "Specifies the settings for a push notification activity in a journey. This type of activity sends a push notification to participants.",
  "type": "object",
  "properties": {
    "MessageConfig": {
      "allOf": [
        {
          "$ref": "#/components/schemas/JourneyPushMessage"
        },
        {
          "description": "Specifies the time to live (TTL) value for push notifications that are sent to participants in a journey."
        }
      ]
    },
    "NextActivity": {
      "allOf": [
        {
          "$ref": "#/components/schemas/__string"
        },
        {
          "description": "The unique identifier for the next activity to perform, after the message is sent."
        }
      ]
    },
    "TemplateName": {
      "allOf": [
        {
          "$ref": "#/components/schemas/__string"
        },
        {
          "description": "The name of the push notification template to use for the message. If specified, this value must match the name of an existing message template."
        }
      ]
    },
    "TemplateVersion": {
      "allOf": [
        {
          "$ref": "#/components/schemas/__string"
        },
        {
          "description": "<p>The unique identifier for the version of the push notification template to use for the message. If specified, this value must match the identifier for an existing template version. To retrieve a list of versions and version identifiers for a template, use the <link  linkend=\"templates-template-name-template-type-versions\">Template Versions</link> resource.</p> <p>If you don't specify a value for this property, Amazon Pinpoint uses the <i>active version</i> of the template. The <i>active version</i> is typically the version of a template that's been most recently reviewed and approved for use, depending on your workflow. It isn't necessarily the latest version of a template.</p>"
        }
      ]
    }
  }
}