LEGEND TRADING
Payments Infrastructure

Integration guides and documentations

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LEGEND TRADING
Payments Infrastructure

Integration guides and documentations

Overview

Legend Trading’s payment infrastructure is a fiat-on-and-off ramp SaaS combining compliance, banking, payment, and trading solutions for your applications (exchanges, wallets, NFT marketplaces, and other blockchain products and services) to bridge the gap between the cryptocurrency space and traditional financial systems.

Get Started

Our payment solution provides an easy way to integrate a fiat-on-and-off ramp to your application. This is a simple solution that your development team can use to integrate into your product within 2 weeks or less. Our solutions enable our partners to connect their user’s cryptocurrency accounts to their financial banking institution and supports the following features:

  • Know Your Customer (KYC)

  • Deposit/Withdraw fiat assets with bank transfers

  • Buy and sell cryptocurrency

  • Transfer cryptocurrency assets to and from user wallets for trading purposes

  • Track user account metrics

How It Works

Legend Trading’s SaaS provides a fiat-on-and-off ramp engine that has a built-in customizable UI. You just need to configure the parameters for the embedded pages. You can also define your own UI styles like fonts and color schemes through our pre-built blocks.

The integration consists of two parts:
  • 1.Front-end

  • 2.Back-end

Front-end integration is done via the JavaScript SDK while the back-end is managed with the use of our REST APIs.

JS SDKHTMLAPPLICATIONUSERSAPPLICATION INTERNAL TOOLSJavaAPI
Web application live demo:
https://legendtrading.com/jssdk-v3/demo-compact.html
Mobile application live demo:
https://www.legendtrading.com/jssdk-mobile-v3/

Web Application

Legend Trading's payment SaaS provides a simple way for third-party platforms to integrate. Implementing the Fiat-trading feature is as easy as adding pure HTML components. We use Web Components to build our SDK. It will fallback to normal HTMLElement for compatibility when needed. The Javascript SDK is a SPA (Single-page-application) powered by Vue.js, Vue Router and a few other front-end libraries.

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How It Works

Import Vue to implement the frontend and configure the pre-defined variables.

  • Vue is externalized in your website.
  • Vue is inline with Legend SDK.
Web application live demo:
https://legendtrading.com/jssdk-v3/demo-compact.html

Mobile Application

Legend Trading's Mobile SDK provides a simple way for third-party platforms to integrate. Implementing the fiat-on-and-off ramp feature is as easy as adding pure HTML components. We use Web Components to build our Mobile SDK. It will fallback to normal HTMLElement for compatibility. The Mobile SDK is a SPA powered by React, React Router and Material UI .

How It Works

Import React as externalized in your web page to implement the frontend, and configure the pre-defined variables.

Mobile application live demo (visit from a Mobile device):

https://www.legendtrading.com/jssdk-mobile-v3/

Sample code (Python)

The sample code below shows how to get the trade history of all the users belong to your exchange.

Authentication

All of our API endpoints are private. You will need to use a token for authentication when you access these endpoints. Please contact us to get the token. The Bearer token will need to be in the HTTP header for every API requ

HTTP Header
Sample code (Python)

Development And Testing

When you have completed your development, you can create a test account to test your application. You will need to obtain tokens from us to be able to access the test net. You will need to provide us with your test account information so that we can add it to our whitelist. We will credit your account, in USD, for the test trades you perform.

Here's the live demo for your reference. Click "Enable now" to start creating your test account for KYC.

https://www.legendtrading.com/jssdk-mobile-v3/

Contact Us To Get Full Integration Documents

Let's build the future of finance together.