curl --request POST \
  --url https://{server-url}/group/sendInvite/{instance} \
  --header 'Content-Type: application/json' \
  --header 'apikey: <api-key>' \
  --data '
{
  "groupJid": "<string>",
  "description": "<string>",
  "numbers": [
    "<string>"
  ]
}
'

{
  "send": true,
  "inviteUrl": "https://chat.whatsapp.com/DgQvyfXzY01B6rGrpZpYze"
}