Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCXl5Dyx/Mp/z5X+k+e60u82osEzH8lMGHmSTINM/1XoRtljdY2xEcJbVVY… (1,748 chars)"
  }
}