Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDIUJbfVT+4B5e0LFKjxizR2e+oQH2XjVAEnCvHm11hYHy6loqGVhbBfT7x… (844 chars)"
  }
}