substitution_schema.json

{
  "type": "object",
  "properties": {
    "home_team": {
      "type": "boolean",
      "required": true,
      "description": "the team which do the substitution"
    },
    "player_out": {
      "type": "object",
      "required": "true",
      "properties": {
        "number": {
          "type": "number",
          "required": true
        },
        "name": {
          "type": "string",
          "required": false,
        }
      }
    },
    "player_in": {
      "type": "object",
      "required": "true",
      "properties": {
        "number": {
          "type": "number",
          "required": true
        },
        "name": {
          "type": "string",
          "required": false,
        }
      }
    }
  }
}