Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBMrPZoAF4Rq4NjxrReSiOpNcVLgi68vfmELVJ+6x9HwBRSasqghsRTtV8v… (844 chars)"
  }
}