Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGY3v8JreNW7A3vgfbBMs9MRcgRA+EhH1xP0c9Py4i8bRPoylcqG/BPUUU+… (844 chars)"
  }
}