Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwA5eLPsuwnkSfG8WcklY7A4OzDbR8cCLFIx6VLpC5YOcg8JWRfEwag/X7bH… (844 chars)"
  }
}