Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCmOp+Cwxd4cShFIWoNdN0E0dq5QPD4v8HMQUOEXVw4akfElHJczYvJ8/pM… (1,748 chars)"
  }
}