{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "title": "OlapCollectionEvent",
  "type": "object",
  "required": [
    "collectionId",
    "eventId",
    "data"
  ],
  "properties": {
    "collectionId": {
      "$ref": "#/components/schemas/CollectionId"
    },
    "eventId": {
      "type": "string"
    },
    "eventTimeMarks": {
      "$ref": "#/components/schemas/EventTimeMarks"
    }
  },
  "oneOf": [
    {
      "$ref": "#/components/schemas/OlapCollectionVolumeChangeEvent"
    },
    {
      "$ref": "#/components/schemas/OlapCollectionFloorPriceByCurrencyChangeEvent"
    },
    {
      "$ref": "#/components/schemas/OlapCollectionTopPriceByCurrencyChangeEvent"
    }
  ]
}