Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC0Bw5HIQJl1Ql/J6FoXXD7EXPCt22m7QMNmmnDxwLUVXKtDORY5ir5+oS9… (1,748 chars)"
  }
}