Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBzWl+q6zfvFAte/Q2b2+dkxjOZ6RUCwQaE2NHeg8uM4ikwAj34KqAz4+sd… (1,748 chars)"
  }
}