Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHg/qlTwhV+3fwu1sa6s50Qjw+R0MB/n2gWNBAZMXmcgW0BHxogFX5FRY+X… (844 chars)"
  }
}