Code Walkthrough

Backend Integration with Solana APIs

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const { Connection, PublicKey } = require('@solana/web3.js');

const connection = new Connection('https://api.mainnet-beta.solana.com');

async function getTokenTransactions(tokenAddress) {
  const publicKey = new PublicKey(tokenAddress);
  const transactions = await connection.getConfirmedSignaturesForAddress2(publicKey);
  return transactions;
}

getTokenTransactions('your-token-address')
  .then(console.log)
  .catch(console.error);

Frontend Whale Activity Card

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<div className="whale-card">
  <img src={whale.iconUrl} alt="Whale Icon" />
  <h3>{whale.walletAddress}</h3>
  <p>Total Volume: {whale.volume} SOL</p>
</div>