Add subscriber to form Request

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/convertkit/main/json-schema/add_subscriber_to_form_request.json",
  "title": "Add subscriber to form Request",
  "x-tag": "Forms",
  "type": "object",
  "properties": {
    "referrer": {
      "type": "string"
    }
  },
  "required": [
    "referrer"
  ]
}