Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDcMDcD989fRZ+vk5rSIOBzVrHGl0lPoTHXqUrZI3QiNU9qd9/IXmAzN2KH… (1,748 chars)"
  }
}