Solana에서 토큰 보유자를 조회하는 방법

const url = `https://mainnet.helius-rpc.com/?api-key=`;
const fs = require("fs");

const findHolders = async () => {
  // Pagination logic
  let page = 1;
 	// allOwners will store all the addresses that hold the token
  let allOwners = new Set();

  while (true) {
    const response = await fetch(url, {
      method: "POST",
      headers: {
        "Content-Type": "application/json",
      },
      body: JSON.stringify({
        jsonrpc: "2.0",
        method: "getTokenAccounts",
        id: "helius-test",
        params: {
          page: page,
          limit: 1000,
          displayOptions: {},
					//mint address for the token we are interested in
          mint: "CKfatsPMUf8SkiURsDXs7eK6GWb4Jsd6UDbs7twMCWxo",
        },
      }),
    });

		// Check if any error in the response
      if (!response.ok) {
        console.log(
          `Error: ${response.status}, ${response.statusText}`
        );
        break;
      }

    const data = await response.json();
  	// Pagination logic.
    if (!data.result || data.result.token_accounts.length === 0) {
      console.log(`No more results. Total pages: ${page - 1}`);
      break;
    }
    console.log(`Processing results from page ${page}`);
 		// Adding unique owners to a list of token owners.
    data.result.token_accounts.forEach((account) =>
      allOwners.add(account.owner)
    );
    page++;
  }

  fs.writeFileSync(
    "output.json",
    JSON.stringify(Array.from(allOwners), null, 2)
  );
};

{
"address": "CVMR1nbxTcQ7Jpa1p137t5TyKFii3Y7Vazt9fFct3tk9",
"mint": "SHDWyBxihqiCj6YekG2GUr7wqKLeLAMK1gHZck9pL6y",
"owner": "CckxW6C1CjsxYcXSiDbk7NYfPLhfqAm3kSB5LEZunnSE",
"amount": 100000000,
"delegated_amount": 0,
"frozen": false
},

findHolders();

const url = `https://mainnet.helius-rpc.com/?api-key=`;
const fs = require("fs");

const findHolders = async () => {
  let page = 1;
  let allOwners = new Set();

  while (true) {
    const response = await fetch(url, {
      method: "POST",
      headers: {
        "Content-Type": "application/json",
      },
      body: JSON.stringify({
        jsonrpc: "2.0",
        method: "getTokenAccounts",
        id: "helius-test",
        params: {
          page: page,
          limit: 1000,
          displayOptions: {},
          mint: "DezXAZ8z7PnrnRJjz3wXBoRgixCa6xjnB7YaB1pPB263",
        },
      }),
    });

		// Check if any error in the response
      if (!response.ok) {
        console.log(
          `Error: ${response.status}, ${response.statusText}`
        );
        break;
      }

    const data = await response.json();

    if (!data.result || data.result.token_accounts.length === 0) {
      console.log(`No more results. Total pages: ${page - 1}`);

      break;
    }
    console.log(`Processing results from page ${page}`);
    data.result.token_accounts.forEach((account) =>
      allOwners.add(account.owner)
    );
    page++;
  }

  fs.writeFileSync(
    "output.json",
    JSON.stringify(Array.from(allOwners), null, 2)
  );
};

findHolders();

[
  "111An9SVxuPpgjnuXW9Ub7hcVmZpYNrYZF4edsGwJEW",
  "11Mmng3DoMsq2Roq8LBcqdz6d4kw9oSD8oka9Pwfbj",
  "112uNfcC8iwX9P2TkRdJKyPatg6a4GNcr9NC5mTc2z3",
  "113uswn5HNgEfBUKfK4gVBmd2GpZYbxd1N6h1uUWReg",
  "11CyvpdYTqFmCVWbJJeKFNX8F8RSjNSYW5VVUi8eX4P",
  "11MANeaiHEy9S9pRQNu3nqKa2gpajzX2wrRJqWrf8dQ",
…
]