Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHiowgc+8IAVLhaQXVB8lECTB7V3TEKA3Gx6T1GaWVL1xLYQyUs7rPBQL6T… (844 chars)"
  }
}