Trade Reconciliation

Problem Statement

Trade reconciliation is a critical function for businesses involved in trading cryptocurrencies and managing digital assets. The process typically involves comparing trade data from various sources, including blockchain networks, exchanges, and wallets, to verify the accuracy of transactions, detect discrepancies, and reconcile any inconsistencies. However, manual reconciliation can be time-consuming, prone to errors, and challenging to perform efficiently at scale.’s API Adapter addresses these challenges by providing a robust set of endpoints and WebSocket subscriptions designed specifically for trade reconciliation.

Use Case Overview’s API presents a powerful solution for trade reconciliation by offering a wide range of endpoints and WebSocket subscriptions. These capabilities enable businesses to access critical data points required for accurate reconciliation, including aggregated gas fees, historical transaction data, token ownership details, and real-time market information. By integrating our API into their reconciliation workflows, businesses can automate and optimize the trade reconciliation process, saving time, reducing errors, and improving overall operational efficiency.

Key features and Benefits

Endpoint Capabilities

expand’s API provides the following key endpoints to support trade reconciliation:

  • Aggregated Gas Fees: Retrieve aggregated gas fees for a specific block range, facilitating accurate reconciliation of transaction costs associated with trades.

  • Smart Contract Method query: Query any method within a smart contract to obtain specific trade-related data for verification and reconciliation purposes.

  • Historical Transaction Data: Access historical transaction data for fungible and non-fungible tokens within a given block range, allowing for comprehensive reconciliation of token transfers and ownership.

  • Non-Fungible Token Owners: Retrieve information about the owners of nfts, aiding in the verification of ownership.

  • Historical Logs: Obtain historical logs for any given address or NFT collection within a specific block range, ensuring accurate reconciliation of token transfers, approvals or NFT trades and movements.

WebSocket Subscription Capabilities

expand's API offers the following WebSocket subscriptions for real-time trade reconciliation:

  • Real-time finalized transaction: Receive real-time updates on finalized transactions, enabling businesses to track trades as they occur and reconcile them accurately and promptly.

  • Real-time token prices: Access real-time price updates for a specific token pair across multiple decentralized exchanges (DEXs) and centralized exchanges (CEXs). This feature assists in calculating trade values accurately and reconciling trade data based on up-to-date market prices.

  • Real-time gas fees: Subscribe to real-time updates on gas fees paid by a specific public address, ensuring accurate reconciliation of transaction costs and facilitating precise fee calculations.

Event Subscriptions

This allows receiving real-time notifications for specific events and transactions.

  • WETH: Subscribing to WETH events provides notifications for transactions and events related to WETH tokens.

  • ERC-20: This subscription covers events and transactions related to ERC-20 tokens, allowing reconciliation of trades involving ERC-20 assets.

  • ERC-721: Subscribing to ERC-721 events provides notifications for transactions and events related to ERC-721 non-fungible tokens (NFTs).

  • ERC-1155: This subscription covers events and transactions related to ERC-1155 multi-token standard. It enables reconciliation of trades involving ERC-1155 tokens.

Benefits of expand’s API for Trade Reconciliation

  • Enhanced Accuracy: expand's API Adapter provides comprehensive data that ensures precise reconciliation of transaction fees, token transfers, ownership details, and other trade-related information, reducing errors in the reconciliation process.

  • Real-time Insights: Real-time data access empowers businesses to make informed decisions promptly based on the latest market prices, gas fees, and token ownership information.

  • Time and cost savings: By automating the trade reconciliation workflows using’s API adapter, businesses can streamline their operations.

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