PublicationWindow

{
  "type": "object",
  "properties": {
    "after": {
      "type": [
        "string",
        "null"
      ],
      "description": "Inclusive start as an ISO instant. Null when the window has no start."
    },
    "before": {
      "type": [
        "string",
        "null"
      ],
      "description": "Exclusive end as an ISO instant. Null when the window has no end. Earlier than the before you sent when your plan's freshness gate cut the window."
    }
  },
  "required": [
    "after",
    "before"
  ],
  "description": "The publication window the answer covers, [after, before) in UTC, normalized from after and before."
}