Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHPi1sqhH2NRUTEBvWgZytJOhBKR3oLUmb3uBUuCTDlhA5V7y3PJPRv3DzV… (844 chars)"
  }
}