Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAE1rqv+fNtpkXiPb+5laCo8iKiutw+izF+DqVAm+Jk2AIK+rHlGi0+fFmO… (1,748 chars)"
  }
}