Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwF0t5aHzxCBG/YbWk5QF1ohSSAK7LS4/1azT3GpDGRZb0nzOyGxJND/m4iS… (844 chars)"
  }
}