Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDQmVhJ0mY8X7ol5Vn6kF4tjCHhHLeYGCmA82e5oNcPcAXb8CgrcJ/pcRl+… (1,748 chars)"
  }
}