Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHIFPQ3q6MBe30m4k9J8nDVgIgI4nhNyxvh+wdM4RCpBWI3CErOJw0sNsu3… (844 chars)"
  }
}