Docs / Web3 System / Core Concepts

📚 Core Concepts

Understand the fundamental concepts behind Merso's Web3 payment infrastructure.

This section covers the technical architecture and smart contract design that powers Merso's Web3 payment system. Understanding these concepts will help you integrate effectively and troubleshoot any issues.

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Architecture Overview

Learn about the system components, data flow, and how different parts interact.
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Smart Contracts

Explore the smart contract architecture that handles payments and PNPL.

🎯 Key Concepts

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    Multi-Chain Architecture
    Single API that abstracts away chain-specific complexities for EVM and Solana.
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    Escrow-Based PNPL
    Smart contracts hold NFTs in escrow until payment plan is complete.
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    Fiat Bridge
    Seamless conversion between fiat payments and on-chain transactions.
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    Event-Driven Webhooks
    Real-time notifications for all transaction state changes.

🔄 System Overview

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Your App
Frontend & Backend
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Merso API
REST + Webhooks
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Smart Contracts
EVM & Solana
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Blockchain
Multi-chain