Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDIQMwOBjQlhg+givFLjgBv1zRTJjULUToBTdbybcnF2m+zU+i8r+WAou80… (1,748 chars)"
  }
}