Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDpMA1dXipX5yBW3/lv+iVuvsNSCmbI9nAeOYm/Ww81TXL2rZkHIc1Pv2BQ… (1,748 chars)"
  }
}