Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEF3XZsqBmB1Vh6hu51bnvbGR8RvNenVqje2MvvKM4V6RN3Kx0wIunmvHmh… (844 chars)"
  }
}