Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAcyJ6uPXEkuTB0/4boexWOsRHDTJZKspqzT0KVjwhj+VBSGKgfhGLmg8F9… (844 chars)"
  }
}