Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFddt2+EK+COF/IW6DQIYY5K6dJ7vOqbBBIRs32n6fVVU/qNDB7TiMa/OHZ… (844 chars)"
  }
}