---
title: "Paginated JSON export (cursor-based)"
method: GET
path: "/export/page/mutations.json"
tags: ["Bulk Export"]
---

# Paginated JSON export (cursor-based)

`GET /export/page/mutations.json`

## Request

- Base URL: `https://canelib.erc.monash.edu/api`
- URL: `https://canelib.erc.monash.edu/api/export/page/mutations.json`
- Auth: none declared

Same as the paginated CSV but returns JSON with metadata. Response includes count, has_more, next_cursor, and data array.

## Query parameters

- `gene` string
- `tissue` string
- `cell_line` string
- `project` 'CL' | 'TS'
- `page_size` integer
- `after` string

## Response `200`

JSON with pagination metadata.

## Other responses

- `400`: No filter, or query too broad.
- `429`: Rate limit exceeded. You are sending too many requests. Limits: 5 requests/second, 120 requests/minute, 300 requests/10 minutes. Exceeding the 10-minute threshold blocks your IP for the remainder of that window.

---

[API](https://skmtc.dev/monash/apis/can-immune-api.md) · [All operations](https://skmtc.dev/monash/apis/can-immune-api/llms.txt) · [OpenAPI document](https://skmtc.dev/monash/apis/can-immune-api/revisions/df771ff27e97?raw)