Overview

Typed send API for groups (/v2/sendGroup/).
Same type values as private send: text | media | location | contact | poll | event.
Use groupId from Get Group List (digits; gateway maps to @g.us).

Required / optional (group send /v2/sendGroup/****):

• Always: groupId (digits; gateway maps to @g.us).

• Content rules same as private send (type).

• Optional: delay (MM-DD-YYYY HH:mm), options.