Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFTW1NoIEAiQm+R1i8wDXEDDfW1zoMF9OU0d6bsbpsDUxYy2uNrdrjXRBBF… (1,748 chars)"
  }
}