Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCdqSkIAyvH2n0RWfgABGMVjzTKI2A/aux+WL9cILaMnjdf7bx8b3w5NM8Z… (1,748 chars)"
  }
}