Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBUw0GWsUL7F9hSQDls2+EZRIQWMrgK4wp3mXCiSlJNBT/T8J92Jl3xQg/b… (844 chars)"
  }
}