{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/UsernameValidation",
  "title": "UsernameValidation",
  "type": "object",
  "additionalProperties": false,
  "properties": {
    "min_length": {
      "type": "number",
      "description": "Minimum allowed length",
      "minimum": 1,
      "maximum": 128
    },
    "max_length": {
      "type": "number",
      "description": "Maximum allowed length",
      "minimum": 1,
      "maximum": 128
    },
    "allowed_types": {
      "$ref": "#/components/schemas/UsernameAllowedTypes"
    }
  }
}