curl --request GET \
  --url https://prod-api.raisedonors.com/api/RecurringGift/{id}/activities \
  --header 'Authorization: <api-key>'

{
  "items": [
    {
      "id": 123,
      "createdDateTime": "<string>",
      "recurringGiftId": 123,
      "referenceId": 123,
      "changedBy": "<string>",
      "gift": {
        "id": 123,
        "createDate": "<string>",
        "amount": "<string>",
        "projects": [
          "<string>"
        ],
        "paymentInfo": "<string>",
        "transactionId": "<string>",
        "isAnonymous": true
      },
      "metadata": "<string>"
    }
  ],
  "total": 123
}