Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCGN/8ml9LtkrCFSVtWY3BaOQcBnZQR6vdSAELF/h3pNw/yvzDpmjrCDqDH… (1,748 chars)"
  }
}