Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB7KM9Z6uNSevAvNW0kGRmhUq5bMuAOPMOynZiRceaP6QCPT/2gtiywIfO/… (1,748 chars)"
  }
}