Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEbyOlfy5j7np7saa/+3FNTLLw8Rk9zXxNG1f9bYL3L/FfqQhZtgS7LPoZf… (844 chars)"
  }
}