@lifi/sdk/src/utils/base64ToUint8Array.ts

LI.FI Any-to-Any Cross-Chain-Swap SDK

export function base64ToUint8Array(base64String: string) {
  const binaryString = atob(base64String)
  const len = binaryString.length
  const bytes = new Uint8Array(len)
  for (let i = 0; i < len; i++) {
    bytes[i] = binaryString.charCodeAt(i)
  }
  return bytes
}