Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwE2LKHqKdu6rNwBa2eVpDWZxtHGu4Kii/DgB7BPL7H2RGfHpsNXnGlwfCtD… (844 chars)"
  }
}