This may work by sending one event to all group members
"tags": [
["p", "B's pubkey"],
["m", "userA pubkey",
["m", "userB pubkey",
["m", "userC pubkey",
...
]
This may work by sending one event to all group members
"tags": [
["p", "B's pubkey"],
["m", "userA pubkey",
["m", "userB pubkey",
["m", "userC pubkey",
...
]
I was hoping to do it without identifying each individual receiver.