t() :: %Shopify.REST.Config{
  access_token: String.t(),
  headers: [{String.t(), any()}],
  host: String.t(),
  http_client: module(),
  http_client_opts: any(),
  json_codec: module(),
  limiter: atom() | boolean(),
  limiter_opts: Keyword.t(),
  path: String.t(),
  port: String.t(),
  protocol: String.t(),
  retry: boolean(),
  retry_opts: Keyword.t(),
  shop: String.t(),
  version: String.t()
}