<!-- source: https://secondlayer.tools/docs/api-reference#bitcoin-headers-object -->

## The Bitcoin headers object

Consecutive raw Bitcoin block headers.

| Field | Type | Description |
| --- | --- | --- |
| `from` | integer | Bitcoin height of the first header. |
| `headers` | array of string | 80-byte headers, hex, in height order. |

```json
{
  "from": 0,
  "headers": [
    "0100000000000000000000000000000000000000000000000000000000000000000000003ba3edfd7a7b12b27ac72c3e67768f617fc81bc3888a51323a9fb8aa4b1e5e4a29ab5f49ffff001d1dac2b7c"
  ]
}
```