{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://example.org/schema/license-v1.json",
  "title": "Universal Product Licence Claims",
  "type": "object",
  "additionalProperties": false,
  "required": ["version", "licenseId", "issuer", "customer", "product", "edition", "issuedAt", "expiresAt", "verification"],
  "properties": {
    "version": {"const": 1},
    "licenseId": {"type": "string", "minLength": 1, "maxLength": 200},
    "issuer": {"type": "string", "minLength": 1, "maxLength": 200},
    "customer": {"type": "string", "minLength": 1, "maxLength": 300},
    "product": {"type": "string", "minLength": 1, "maxLength": 200},
    "edition": {"type": "string", "minLength": 1, "maxLength": 100},
    "features": {"type": "array", "items": {"type": "string", "minLength": 1}, "uniqueItems": true},
    "limits": {"type": "object", "additionalProperties": {"type": "integer", "minimum": 0}},
    "domains": {"type": "array", "items": {"type": "string", "minLength": 1}, "uniqueItems": true},
    "instanceIds": {"type": "array", "items": {"type": "string", "minLength": 1}, "uniqueItems": true},
    "issuedAt": {"type": "integer", "minimum": 1},
    "notBefore": {"type": "integer", "minimum": 1},
    "expiresAt": {"type": "integer", "minimum": 1},
    "verification": {
      "type": "object",
      "additionalProperties": false,
      "required": ["mode"],
      "properties": {
        "mode": {"enum": ["offline", "hybrid", "online"]},
        "leaseTtlSeconds": {"type": "integer", "minimum": 0},
        "offlineGraceSeconds": {"type": "integer", "minimum": 0}
      }
    },
    "metadata": {"type": "object", "additionalProperties": {"type": "string"}}
  }
}