{
"groupId": "79001234567-1587570015@g.us",
"participantChatId": "79001234565@c.us"
}
curl --location -g --request POST 'https://api.green-api.com/waInstance<Your idInstance from your Green API account>/removeAdmin/<Your apiTokenInstance from your Green API account>' \
--header 'Content-Type: application/json' \
--data-raw '{
"groupId": "79001234567-1587570015@g.us",
"participantChatId": "79001234565@c.us"
}'
{
"removeAdmin": true
}