> For the complete documentation index, see [llms.txt](https://docs.tuumio.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.tuumio.com/protocol-guide/build-a-dapp/transactional-data.md).

# Transactional Data

Transactional data contains configurable data that can be referenced from roles, cards, or events within the network. The following example shows the definition of transactional data in `td/td-default.json`.

{% code title="Example:" %}

```json
{
    "id": "td-default",
    "path": "td/td-default.json",
    "definition": {
        "collection": "DEFAULT",
        "description": "DEFAULT",
        "name": "DEFAULT",
        "resource": "DEFAULT",
        "status": "RELEASED",
        "type": "TRANSACTIONAL_DATA"
    },
    "structure": {
        "attributes": [
            {
                "code": "transactionalGuid",
                "name": "transactionalGuid",
                "type_definition": {
                    "type": "string"
                },
                "order": 1,
                "required": false,
                "system": false
            },
            {
                "code": "createdAt",
                "name": "createdAt",
                "type_definition": {
                    "type": "timestamp"
                },
                "order": 2,
                "required": false,
                "system": false
            },
            {
                "code": "answer",
                "name": "answer",
                "type_definition": {
                    "type": "string"
                },
                "order": 3,
                "required": false,
                "system": false
            },
            {
                "name": "senderNodeAddress",
                "code": "senderNodeAddress",
                "type_definition": {
                    "type": "string"
                },
                "required": false,
                "system": false,
                "order": 4
            }
        ]
    }
}
```

{% endcode %}