content: {
    "$schema": "https://json-schema.org/draft/2020-12/schema",
    "properties": {
      "match": {
        "description": "Add the header to the selected functions",
        "items": {
          "type": "string"
        },
        "type": "array"
      },
      "template": {
        "description": "The name of the template. Defaults to \"function_header.mcfunction\"",
        "pattern": ".*\\.mcfunction",
        "type": "string"
      }
    },
    "type": "object"
  }