Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCIy7oQQwOq5nppjHiNSPwJt6cQdrY2tFmRHWTC2KsNGmgU59Hu6GN0onSj… (844 chars)"
  }
}