{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "type": "object",
  "properties": {
    "id": {
      "type": "string",
      "minLength": 1
    },
    "timescale": {
      "type": "string",
      "enum": [
        "ANNUAL",
        "MONTHLY",
        "DAY_AHEAD",
        "INTRADAY",
        "REALTIME"
      ]
    },
    "period": {
      "type": "string",
      "pattern": "^\\d{4}(-\\d{2}(-\\d{2})?)?$"
    },
    "kind": {
      "type": "string",
      "enum": [
        "CONTRACT",
        "BID_SUBMITTED",
        "AWARD",
        "EXTERNAL_COMMITMENT"
      ]
    },
    "energy_mwh": {
      "type": "string",
      "pattern": "^-?\\d+(\\.\\d+)?$"
    },
    "curve": {
      "anyOf": [
        {
          "type": "object",
          "properties": {
            "interval_minutes": {
              "type": "number",
              "const": 15
            },
            "date": {
              "type": "string",
              "pattern": "^\\d{4}-\\d{2}-\\d{2}$"
            },
            "values": {
              "minItems": 96,
              "maxItems": 96,
              "type": "array",
              "items": {
                "type": "string",
                "pattern": "^-?\\d+(\\.\\d+)?$"
              }
            }
          },
          "required": [
            "interval_minutes",
            "date",
            "values"
          ],
          "additionalProperties": false
        },
        {
          "type": "null"
        }
      ]
    },
    "source_ref": {
      "type": "string",
      "minLength": 1
    },
    "expected_version": {
      "type": "integer",
      "minimum": 0,
      "maximum": 9007199254740991
    }
  },
  "required": [
    "id",
    "timescale",
    "period",
    "kind",
    "energy_mwh",
    "curve",
    "source_ref",
    "expected_version"
  ],
  "additionalProperties": false,
  "$id": "https://vpp-ai-platform/contracts/position_update.json",
  "title": "PositionUpdate"
}