Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQEp+0H56JSRCGi2kwN+dUxk9M6SEAEx+tpgCWAs3Xs5IX+w3dcwxNXnDWP9… (1,748 chars)"
  }
}