Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwD4a1O9s6Ao4rrB2y8tYmLg+nj9lX5mAyNXEo5CdC70Z3W47VFTb7XRoY86… (844 chars)"
  }
}