Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwDMNcKNPheE78TcKRctGRyPxkFiH7VRFc7Y9Rp2oDdxvSf/hqAJtOe4kp8n… (844 chars)"
  }
}