---
title: "Events/Updates Historical"
method: GET
path: "/spot/order-book-events/{instrument}"
---

# Events/Updates Historical

`GET /spot/order-book-events/{instrument}`

## Request

- Base URL: `https://api.amberdata.com/markets`
- URL: `https://api.amberdata.com/markets/spot/order-book-events/{instrument}`
- Auth: API key in header `x-api-key`

Provides historical updates to Spot market order books, capturing real-time changes in bid and ask levels, volumes, and order counts for specified trading pairs, with precise timestamps for event sequencing and tracking market activity.

## Path parameters

- `instrument` string, required

## Query parameters

- `exchange` string, required
- `startDate` string, date-time
- `endDate` string, date-time
- `timeFormat` 'milliseconds' | 'ms*' | 'iso' | 'iso8601' | 'hr' | 'human_readable'
- `sortDirection` string

## Headers

- `Accept-Encoding` string, required
- `api-version` string

## Response `200`

200

- object
  - `status` integer
  - `title` string
  - `description` string
  - `payload` object
    - `metadata` object
      - `requestedStartDate` string
      - `returnedStartDate` string
      - `returnedEndDate` string
      - `next` string
      - `api-version` string
    - `data` object[]
      - `instrument` string
      - `exchange` string
      - `exchangeTimestamp` string
      - `exchangeTimestampNanoseconds` integer
      - `sequence` string
      - `ask` unknown[]
        - unknown
      - `bid` object[]
        - `price` number
        - `volume` integer
        - `numOrders` string

## Changes

- **2026-11-03** `20cba0305b6e`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/amberdata/apis/market-api/changes/spot/order-book-events/:instrument/get.md)

---

[API](https://skmtc.dev/amberdata/apis/market-api.md) - [All operations](https://skmtc.dev/amberdata/apis/market-api/llms.txt) - [OpenAPI document](https://skmtc.dev/amberdata/apis/market-api/revisions/20cba0305b6e?raw)