Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBR+nSkeJ5P0ByW/UMjGB11ZVDAOtkNGrMTXhHOG2bWCQk+kmY10aJ5yRDi… (1,748 chars)"
  }
}