{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "type": "object",
  "required": [],
  "additionalProperties": false,
  "properties": {
    "offer_id": {
      "type": "hash",
      "description": "Only return offers matching this ID"
    },
    "active_only": {
      "type": "boolean",
      "description": "f active_only is set and is true, only offers with active true are returned."
    }
  }
}