curl --request PATCH \
  --url https://api.attention.tech/v2/scim/Groups/{id} \
  --header 'Authorization: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "schemas": [
    "urn:ietf:params:scim:api:messages:2.0:PatchOp"
  ],
  "Operations": [
    {
      "op": "add",
      "path": "members",
      "value": [
        {
          "value": "5b3680ed-0bed-4c98-af91-e75c3f384b15",
          "display": "[email protected]"
        }
      ]
    }
  ]
}
'

{
  "id": "1001",
  "schemas": [
    "urn:ietf:params:scim:schemas:core:2.0:Group",
    "urn:okta:custom:group:1.0"
  ],
  "displayName": "firstGroup",
  "members": [
    {
      "value": "101",
      "display": "okta"
    }
  ],
  "urn:okta:custom:group:1.0": {
    "description": "This is the first group"
  }
}