curl --request GET \
  --url https://api.hubapi.com/webhooks-journal/subscriptions/2026-03/filters/subscription/{subscriptionId} \
  --header 'Authorization: Bearer <token>'

[
  {
    "createdAt": 123,
    "filter": {
      "conditions": [
        {
          "property": "<string>",
          "value": "<string>",
          "values": [
            "<string>"
          ]
        }
      ]
    },
    "id": 123
  }
]