lib/tai/venue_adapters/bitmex/product_status.ex
defmodule Tai.VenueAdapters.Bitmex.ProductStatus do
@spec normalize(bitmex_state :: String.t()) :: :trading | :settled | :unlisted
def normalize("Open"), do: :trading
def normalize("Settled"), do: :settled
def normalize("Unlisted"), do: :unlisted
end