curl --request GET \
  --url https://api.decodahealth.com/user/event-icons/list \
  --header 'API-KEY: <api-key>' \
  --header 'TENANT: <tenant>'

{
  "data": [
    {
      "id": "<string>",
      "iconType": "BOOKING_FEE_PAID",
      "emoji": "<string>",
      "color": "<string>",
      "isActive": true,
      "createdDate": "2023-11-07T05:31:56Z",
      "updatedDate": "2023-11-07T05:31:56Z"
    }
  ],
  "total": 123
}