Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCJZJw+bD7vXtrEPtSBpZ2foEppRIlnUge8BAsHN/B3z0jBAFdtC4fSKhUj… (1,748 chars)"
  }
}