curl --request GET \
  --url https://{cluster}.voucherify.io/v1/customers/{customerId}/activities \
  --header 'X-App-Id: <api-key>' \
  --header 'X-App-Token: <api-key>'

{
  "object": "list",
  "data_ref": "data",
  "data": [
    {
      "id": "evcus_0c150c51730c6b60b1",
      "data": {
        "data": {
          "customer": {
            "summary": {
              "redemptions": {
                "total_redeemed": 123,
                "total_failed": 123,
                "total_succeeded": 123,
                "total_rolled_back": 123,
                "total_rollback_failed": 123,
                "total_rollback_succeeded": 123,
                "gift": {
                  "redeemed_amount": 0,
                  "amount_to_go": 0
                },
                "loyalty_card": {
                  "redeemed_points": 123,
                  "points_to_go": 123
                }
              },
              "orders": {
                "total_amount": 123,
                "total_count": 123,
                "average_amount": 123,
                "last_order_amount": 123,
                "last_order_date": "2022-08-30T11:51:08.029Z"
              }
            },
            "loyalty": {
              "points": 123,
              "referred_customers": 123,
              "campaigns": {}
            },
            "referrals": {
              "total": 123,
              "campaigns": [
                {
                  "campaign_id": "camp_rRsfatlwN7unSeUIJDCYedal",
                  "referrer_id": "cust_sehkNIi8Uq2qQuRqSr7xn4Zi",
                  "related_object_id": "r_0b9d4cc4aa164dd073",
                  "related_object_type": "<string>",
                  "date": "2022-08-30T10:19:39.196Z"
                }
              ]
            },
            "object": "customer",
            "id": "<string>",
            "source_id": "<string>",
            "system_metadata": {},
            "created_at": "2022-08-30T06:32:07.380Z",
            "updated_at": "2022-08-31T06:32:07.380Z",
            "assets": {
              "cockpit_url": "<string>",
              "cockpit_preference_center_url": "<string>"
            },
            "name": "<string>",
            "description": "<string>",
            "email": "<string>",
            "phone": "<string>",
            "birthday": "2023-12-25",
            "birthdate": "2023-12-25",
            "address": {
              "city": "<string>",
              "state": "<string>",
              "line_1": "<string>",
              "line_2": "<string>",
              "country": "<string>",
              "postal_code": "<string>"
            },
            "metadata": {}
          },
          "unconfirmed_customer": {
            "id": "ucust_1qa70mVfYkl11Ab0ZxDPdWNa"
          }
        },
        "event_source": {
          "channel": "API",
          "user": {
            "id": "user_xyzfghSTprSTUVWXYlk6tuvXYst7FGH7"
          },
          "api_key": {
            "name": "<string>",
            "app_id": "1XXXX5XX-0XXX-XXXb-X7XX-XX2XXaXXX6XX"
          }
        }
      },
      "created_at": "2022-08-30T09:14:07.660Z",
      "group_id": "v-1f36113948e50fc4ge"
    }
  ],
  "total": 123
}