curl --request POST \
  --url https://app.kapso.ai/api/v1/whatsapp_contacts/{identifier}/notes \
  --header 'Content-Type: application/json' \
  --header 'X-API-Key: <api-key>' \
  --data '{
  "note": {
    "name": "Customer Preference",
    "content": "Prefers morning deliveries between 9-11 AM",
    "metadata": {}
  }
}'

{
  "data": {
    "id": "note-123abc",
    "name": "Customer Preference",
    "content": "Prefers morning deliveries between 9-11 AM",
    "metadata": {},
    "created_at": "2023-11-07T05:31:56Z",
    "updated_at": "2023-11-07T05:31:56Z"
  }
}