MLLP.Envelope.unwrap_message

You're seeing just the function unwrap_message, go back to MLLP.Envelope module for more information.
Link to this function

unwrap_message(wrapped_message)

Specs

unwrap_message(binary()) :: binary() | no_return()

Unwraps an MLLP encoded message

Example: iex> MLLP.Envelope.unwrap_message <<11, 104, 105, 28, 13>> "hi"