Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGCxQ0UWff3Pm7Gsp40r1Wj9kEEaxuEwnjLI2ZaXwMdmAvUejRd7XhXd3Vl… (844 chars)"
  }
}