Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQEtcz4j5BQlzCq38Dy2Yt7B2gMxxnlBdcYZUBl8Jn9so3QlPLBE/9OxD502… (1,748 chars)"
  }
}