curl --request PUT \
  --url https://{appid}.api-{region}.cometchat.io/v3/groups/{guid} \
  --header 'Content-Type: application/json' \
  --header 'apikey: <api-key>' \
  --data '{
  "name": "<string>",
  "type": "public",
  "password": "<string>",
  "icon": "<string>",
  "description": "<string>",
  "metadata": {},
  "owner": "<string>",
  "tags": [
    "tag1"
  ],
  "unset": [
    "icon"
  ]
}'

{
  "data": {
    "guid": "project-group",
    "name": "Project Group",
    "description": "project related discussions between members",
    "icon": "http://placehold.it/120x120&text=image1",
    "type": "public",
    "scope": "admin",
    "membersCount": 1,
    "joinedAt": 1638440784,
    "conversationId": "group_project-group",
    "hasJoined": true,
    "createdAt": 1638440784,
    "owner": "superhero4",
    "tags": [
      "friends",
      "project"
    ]
  }
}