Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGP1FrKOUCy1dbEIYkWvupmz2/Vd4WB8mRImR3iNOaJ0nhWM/YOFoqiX/0j… (844 chars)"
  }
}