Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwA7jN7vu3S/aKL1d8uM8lLnunNEsfEKXrBmWR3EbCUeOky7c1bAJCnttjSN… (844 chars)"
  }
}