Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB/4CV5j0cW8c6RHO29fWgJ2kFEDHGjVQgcG+QpacB46X1apZIn4qiCJSM9… (1,748 chars)"
  }
}