Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFPc5fJ5uCPmPDlkpGQhJEb9THsXV/tpTRjVOpwwMvQeF0NmIH1ed3gMzL4… (844 chars)"
  }
}