Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAVuNMivRn5g+agUyA19kSC8u+vZXSiJcr+WHuRb+iE9yIHRSc2PIaQbvP9… (1,748 chars)"
  }
}