{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://venuemind.dev/schemas/aggregate-occupancy-signal.schema.json",
  "title": "VenueMind Aggregate Occupancy Signal",
  "type": "object",
  "required": [
    "sourceId",
    "sourceType",
    "sourceVersion",
    "kind",
    "observedAt",
    "confidence",
    "readings"
  ],
  "properties": {
    "sourceId": {
      "type": "string",
      "minLength": 1,
      "maxLength": 160
    },
    "sourceType": {
      "enum": [
        "registration",
        "sensor",
        "manual-counter"
      ]
    },
    "sourceVersion": {
      "type": "string",
      "minLength": 1,
      "maxLength": 160
    },
    "kind": {
      "enum": [
        "check-in",
        "zone-occupancy"
      ]
    },
    "observedAt": {
      "type": "string",
      "format": "date-time"
    },
    "confidence": {
      "enum": [
        "low",
        "medium",
        "high"
      ]
    },
    "readings": {
      "type": "array",
      "minItems": 1,
      "maxItems": 100,
      "items": {
        "type": "object",
        "required": [
          "scopeId",
          "count"
        ],
        "properties": {
          "scopeId": {
            "type": "string",
            "minLength": 1,
            "maxLength": 160
          },
          "count": {
            "type": "integer",
            "minimum": 0,
            "maximum": 1000000
          }
        },
        "additionalProperties": false
      }
    }
  },
  "additionalProperties": false
}