Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQD89wjmOUlSK+vPicajYX/sXwwfmv5zuSgLT83qr63S6l8rRrEPiPP8AX0P… (1,748 chars)"
  }
}