Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQI/ReY+f8KX8yI8ZLfCXJJGi1cpptPq/ka/CgOKu3opEzgGCVZSSAVSc/nP… (1,748 chars)"
  }
}