Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAxbxKl/HWVqycPP7Ie3wKhdRzuIDPPBIlZzPKZcoqIs2Wc4UfBZ5gN4nLH… (1,748 chars)"
  }
}