Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBemKzK1jywpG1q/paj2Ent8KxYRcBxouuKFqYUZStudR8qx7x+7Vjkef2/… (1,748 chars)"
  }
}