Helius Get Token Info

get_token_info.js

const API_KEY = "YOUR_API_KEY";

const getTokenInfo = async (token) => {
  const getAssetResponse = await fetch(`https://mainnet.helius-rpc.com/?api-key=${API_KEY}`, {
    method: "POST",
    headers: {
      "Content-Type": "application/json",
    },
    body: JSON.stringify({
      jsonrpc: "2.0",
      id: "my-id",
      method: "getAsset",
      params: {
        id: token,
        displayOptions: {
          showFungible: true
        },
      },
    }),
  });

  const getAssetData = await getAssetResponse.json();
  const getAssetResult = getAssetData.result;
  
  const tokenMetaDataResponse = await fetch(
    `https://api.helius.xyz/v0/token-metadata?api-key=${API_KEY}`,
    {
      method: "POST",
      headers: {
        "Content-Type": "application/json",
      },
      body: JSON.stringify({
        mintAccounts: [token]
      }),
    }
  );

  const tokenMetaDataData = await tokenMetaDataResponse.json();
  const tokenMetaDataResult = tokenMetaDataData[0];

  console.log("Address", getAssetResult.id);
  console.log("Name", getAssetResult.content.metadata.name);
  console.log("Symbol", getAssetResult.content.metadata.symbol);
  console.log("Supply", getAssetResult.token_info.supply);
  console.log("Decimals", getAssetResult.token_info.decimals);
  console.log("Price info", getAssetResult.token_info.price_info);
  console.log("Mutable", getAssetResult.mutable);
  console.log("Mintable", tokenMetaDataResult.onChainAccountInfo.accountInfo.data.parsed.info.mintAuthority!=="");
  console.log("Freezable", tokenMetaDataResult.onChainAccountInfo.accountInfo.data.parsed.info.freezeAuthority!=="");
  console.log("Creators", getAssetResult.creators);
  console.log("Update Authority (UA)", getAssetResult.authorities[0].address);
  
};

getTokenInfo("J1toso1uCk3RLmjorhTtrVwY9HJ7X8V9yYac6Y7kGCPn");