# Object

When Horizon returns information about a ledger, it uses the following format:

* ATTRIBUTEDATA TYPE

  DESCRIPTION
* idstring

  A unique identifier for this ledger.
* paging\_tokennumber

  A cursor value for use in [pagination](https://developers.stellar.org/api/introduction/pagination/).
* hashstring

  A hex-encoded SHA-256 hash of this ledger’s [XDR](https://developers.stellar.org/docs/glossary/xdr/)-encoded form.
* prev\_hashstring

  The hash of the ledger immediately preceding this ledger.
* sequencenumber

  The sequence number of this ledger, and the parameter used in Horizon calls that require a ledger number.
* successful\_transaction\_countnumber

  The number of successful transactions in this ledger.
* failed\_transaction\_countnumber

  The number of failed transactions in this ledger.
* operation\_countnumber

  The number of operations applied in this ledger.
* closed\_atstring

  An [ISO 8601](https://en.wikipedia.org/wiki/ISO_8601) formatted string of when this ledger was closed.
* total\_coinsstring

  The total number of spirits in circulation.
* fee\_poolstring

  The sum of all transaction fees.
* base\_fee\_in\_stroopsnumber

  The fee the network charges per operation in a transaction.
* base\_reserve\_in\_stroopsnumber

  The reserve the network uses when calculating an account’s minimum balance.
* max\_tx\_set\_sizenumber

  The maximum number of transactions validators have agreed to process in a given ledger.
* protocol\_versionnumber

  The protocol version that the Stellar network was running when this ledger was committed.
* header\_xdrstring

  A base64 encoded string of the raw `LedgerHeader` xdr struct for this ledger.

```javascript
{
  "_links": {
    "self": {
      "href": "https://horizon.stellar.org/ledgers/26857634"
    },
    "transactions": {
      "href": "https://horizon.stellar.org/ledgers/26857634/transactions{?cursor,limit,order}",
      "templated": true
    },
    "operations": {
      "href": "https://horizon.stellar.org/ledgers/26857634/operations{?cursor,limit,order}",
      "templated": true
    },
    "payments": {
      "href": "https://horizon.stellar.org/ledgers/26857634/payments{?cursor,limit,order}",
      "templated": true
    },
    "effects": {
      "href": "https://horizon.stellar.org/ledgers/26857634/effects{?cursor,limit,order}",
      "templated": true
    }
  },
  "id": "548393ec23959e1959a62f003029ecf96be89e13df036073bf64918996ec4227",
  "paging_token": "115352659677937664",
  "hash": "548393ec23959e1959a62f003029ecf96be89e13df036073bf64918996ec4227",
  "prev_hash": "446d6eca81dd6db6daf50d93ca9d297bd60b1233b91de3765cccdf503cfffcb0",
  "sequence": 26857634,
  "successful_transaction_count": 27,
  "failed_transaction_count": 1,
  "operation_count": 133,
  "closed_at": "2019-11-18T19:27:21Z",
  "total_coins": "105443902087.3472865",
  "fee_pool": "1807038.9789761",
  "base_fee_in_stroops": 100,
  "base_reserve_in_stroops": 5000000,
  "max_tx_set_size": 1000,
  "protocol_version": 12,
  "header_xdr": "AAAADERtbsqB3W222vUNk8qdKXvWCxIzuR3jdlzM31A8//ywoQieYsSc05/BpgEqnLR7fKXz7t0K42V7NOjbGZA/wTEAAAAAXdLwmQAAAAAAAAAAplf68mTg/Z/DDyEZeLCoNbJnMZm4SYsYWjUjuDOSfPeRNFE4n9Hm19yKutjwVurFjk72JKVHI8J+ELwLZgWsywGZ0KIOoh6z7HlbYQAAEG9XKhRBAAABFgAAAAAH9M6YAAAAZABMS0AAAAPop9+CeMs1/7BHgFltiQPH+VT+ACYb5P0lSXh7RpBLtd34kEpeL8qKJxYz4ufmkQ2lEv/HMR/i3bi1Rt0PYj185/0kAZ3ZRbmm2mVRMzmaCOak1rn2vejHXDh+MGlr6D6vI2tc/M6VIumTKUa7SgumWDyW0r5FcJTbu/FXDQ/6C4YAAAAA"
}
```


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://developers.docs.bantufoundation.org/api/resources/ledgers/object.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.