Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwAsEWrpRqQCn7yUNPb2k2D9eEMNkOgAauOT9SMoarlu+BPQgNvQgMXIXXtJ… (844 chars)"
  }
}