curl --request PATCH \
  --url https://api.example.com/v1/groups/{group} \
  --header 'Content-Type: application/json' \
  --data '
{
  "title": "<string>",
  "description": "<string>",
  "members": [
    {
      "member": "<string>",
      "role": "ROLE_UNSPECIFIED"
    }
  ],
  "source": "<string>",
  "email": "<string>"
}
'

{
  "name": "<string>",
  "title": "<string>",
  "description": "<string>",
  "members": [
    {
      "member": "<string>",
      "role": "ROLE_UNSPECIFIED"
    }
  ],
  "source": "<string>",
  "email": "<string>"
}