Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFAHK8uTeqxetqn4mX9pU6XpfVZwycJKBnmd+MrEq4pOBXs5/SDmah6jccE… (1,748 chars)"
  }
}