tron-example

This project shows how one can index TRC-20 transfers using Subsquid SDK.

Getting started

Prerequisites

• Node.js (version 20.x and above)
• Docker

Run indexer

# Install dependencies
npm ci

# Compile the project
npx tsc

# Launch Postgres database to store the data
docker compose up -d

# Apply database migrations to create the target schema
npx squid-typeorm-migration apply

# Run indexer
node -r dotenv/config lib/main.js

# Run the indexer GraphQL API in a separate terminal window
npx squid-graphql-server

If the commands from above were successful then http://localhost:4000/graphql will be available for exploration.

For further details, please consult heavily commented main.ts.

Decoding binary data

@subsquid/evm-typegen package allows to easily generate fast and type-safe codec for Tron data.

abi module gives an example of how that look like.