data_decode.js

const InputDataDecoder = require('ethereum-input-data-decoder')

let abi = [{"inputs":[{"internalType":"address","name":"_sender","type":"address"},{"internalType":"uint256","name":"_amount0","type":"uint256"},{"internalType":"uint256","name":"_amount1","type":"uint256"},{"internalType":"bytes","name":"_data","type":"bytes"}],"name":"pancakeCall","outputs":[],"stateMutability":"nonpayable","type":"function"}]
let data = "0x84800812000000000000000000000000cc598232a75fb1b361510bce4ca39d7bc39cf498000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000deb41b5d63a9bb93b4f4000000000000000000000000000000000000000000000000000000000000008000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000000"

let decoder = new InputDataDecoder(abi)
result = decoder.decodeData(data)

// https://stackoverflow.com/questions/34309988/byte-array-to-hex-string-conversion-in-javascript
function toHexString(byteArray) {
  return Array.from(byteArray, function(byte) {
    return ('0' + (byte & 0xFF).toString(16)).slice(-2);
  }).join('')
}

console.log(`Argument 1 (address): ${result['inputs'][0]}`)
console.log(`Argument 2 (uint256): ${result['inputs'][1].toString()}`)
console.log(`Argument 3 (uint256): ${result['inputs'][2].toString()}`)
console.log(`Argument 4 (bytes): ${toHexString(result['inputs'][3])}`)