Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQGFfAHMiC2V5Eu5IJOAjXguROdlRz3zqCKg8XHNIC7+1ndjcE2PRMxfRUIo… (1,748 chars)"
  }
}