Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwE4QWMR3lQR1RX58b2mmEez4rHT+f0kz1pcu/lUFbLesEU3b9FkNGLEokvQ… (844 chars)"
  }
}