Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwA1QI2w1Sn6uVxfo401LVzuKJqPOzJ1zyb/Sxd+HH10hCJsW8CcYdjkZLoH… (844 chars)"
  }
}