curl --request GET \
  --url https://app.leadconduit.com/changelogs/{id} \
  --header 'Authorization: Basic <encoded-value>'

{
  "id": "5fd438f91f0d12766e2bfee5",
  "action": "create",
  "changes": [
    {
      "action": "create",
      "target": "<string>",
      "delta_path": "<string>",
      "previous": {
        "value": "<string>",
        "index": 123
      },
      "current": {
        "value": "<string>",
        "index": 123
      }
    }
  ],
  "current_revision": {},
  "delta_from_last_revision": {},
  "type": "flow",
  "created_at": "2020-11-23T11:41:52Z",
  "user": {
    "id": "5fd4371e940df5a34a3888b2",
    "api_key": "2f1d5f29915b866c7a2fa5de29613104",
    "first_name": "<string>",
    "last_name": "<string>",
    "email": "<string>"
  }
}