Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB4mo9NXJjmZvG8VrLq+Gag2MUXGi1cS7eIV+2UWqEYQU517JFacp+fZ8AT… (1,748 chars)"
  }
}