Function envelopeFrom

envelopeFrom(data: Readonly<Record<string, unknown>>): Envelope
Builds an Envelope from a received envelope, taking the token out of it.
Parameters
- data: Readonly<Record<string, unknown>>
  The envelope (d of a dispatch or an item of EventPage.events).
Returns Envelope
The envelope.

Throws
TypeError when id or type is missing or malformed.