Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQA/UXb4twhl9t/sUOIvdwfZGRk43y0MoU1g+5dX805fVDPK2wGCgr3ZqUfV… (1,748 chars)"
  }
}