{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/DataItem",
  "title": "DataItem",
  "type": "object",
  "properties": {
    "key": {
      "type": "string",
      "description": "Data key (up to 255 characters)"
    },
    "value": {
      "description": "Data value (any JSON-serializable value)"
    },
    "writeLock": {
      "type": "string",
      "description": "Optimistic concurrency lock token"
    },
    "created": {
      "type": "string",
      "format": "date-time"
    },
    "modified": {
      "type": "string",
      "format": "date-time"
    }
  }
}