Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDqwNEm4ace12JGN7+CIHR+w7XN13Qs8iYlhbTjblNuIFZXbDjzABmOFR0K… (844 chars)"
  }
}