Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAaQP9gN4IeHy+/AXXhAvy61NVcATxaY4r4hHr5d9Ixsnm45hIb+hjcp8n/… (1,748 chars)"
  }
}