Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBfBshpZC7N1qcTRay0fdjckjdoxOi/j6UcPEIXSHjA/mR2mKeRYuQXC2LT… (1,748 chars)"
  }
}