{
  "$schema": "https://json-structure.org/meta/core/v0/#",
  "$id": "https://raw.githubusercontent.com/api-evangelist/restaurant-brands/refs/heads/main/json-structure/channel-identifier-structure.json",
  "name": "Identifier",
  "description": "An OTP code (6 digit code) or a static Offer code (4 digit code)",
  "type": "string",
  "pattern": "^(\\d{6}|\\d{4})$",
  "example": "1234"
}