Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGEz3r1bPzUm7gZ7j0hgK03O58fWFrXNfaTFa23UC4GEz3c+oBFVjUzYP+X… (844 chars)"
  }
}