Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBbGmCxqPH/Df96CPe6HXfWmM3V6eNS3MljRLR4WIR5HV7Wl70PuiuvchkK… (844 chars)"
  }
}