Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCKTZJTQd3NUfeENSlqy67NNQ6+y+8zfoXQ9Llr/e1MtxNBUzlW3l0vfRaF… (1,748 chars)"
  }
}