{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://learnitive.com/schemas/learn-import-package-v1.json",
  "title": "Learnitive Learn Import Package",
  "type": "object",
  "required": ["format", "formatVersion", "toolVersion", "source", "counts", "createdAt"],
  "properties": {
    "format": {"const": "learnitive-learn-import"},
    "formatVersion": {"const": 1},
    "toolVersion": {"type": "string"},
    "createdAt": {"type": "string", "format": "date-time"},
    "source": {
      "type": "object",
      "required": ["system", "sha256", "sizeBytes"],
      "properties": {
        "system": {"const": "spx"},
        "sha256": {"type": "string", "pattern": "^[0-9a-f]{64}$"},
        "sizeBytes": {"type": "integer", "minimum": 1}
      }
    },
    "counts": {"type": "object"}
  },
  "additionalProperties": true
}