Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCUncWqruoF812O/o5i+Z11NcB7a0BMlXRMY7JoqLxhMCTWHhhPW8wivp6J… (1,748 chars)"
  }
}