{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://ingest.profit-base.online/exchange/v1/schemas/blueprint-draft.schema.json",
  "title": "Blueprint draft",
  "description": "Blueprints to stage for review in the browser; nothing is written until the member confirms.",
  "allOf": [
    {
      "$ref": "envelope.schema.json"
    }
  ],
  "properties": {
    "format": {
      "const": "basetool.blueprints"
    },
    "items": {
      "maxItems": 2000,
      "items": {
        "type": "object",
        "properties": {
          "ref": {
            "$ref": "item-ref.schema.json"
          },
          "acquiredAt": {
            "type": "string",
            "format": "date-time",
            "description": "RFC 3339 timestamp in UTC."
          },
          "provenance": {
            "$ref": "provenance.schema.json"
          }
        },
        "required": [
          "ref"
        ]
      }
    }
  }
}