Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGN0Vk+6OBNYw3mAcLuz1TrE7UOMXnXBArTMr9YmMEFNHWZqpFkNcEU5/5k… (844 chars)"
  }
}