{
  "$schema": "https://json-structure.org/meta/core/v0/#",
  "$id": "https://raw.githubusercontent.com/api-evangelist/the-racing-api/refs/heads/main/json-structure/the-racing-api-race-key-structure.json",
  "name": "RaceKey",
  "description": "RaceKey schema from The Racing API",
  "type": "object",
  "properties": {
    "race_number": {
      "anyOf": [
        {
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "name": "Race Number"
    },
    "day_evening": {
      "anyOf": [
        {
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "name": "Day Evening"
    }
  }
}