Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAYqnlKgiyOhDsof5DXi2w2b3YtHB+dC5eDt4/EO/G5TyHGkq4En2/3tEHq… (844 chars)"
  }
}