Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDs/rCNrKPXJEzSOJy1Qkh5TeJtQL0Iw0Zw8w6huvLp62ZkhnIjvNwxQ+a+… (1,748 chars)"
  }
}