Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCB4q60nllPXgTFSYcYXw/u3x4s4fHTdD8g0mceuj3h/B8BsZwg+45/Uh1m… (1,748 chars)"
  }
}