Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBLuqmb3/VR8siLRKHLpH9ups1yD0b61JdiPilw0yKRlHYp6kHEQqL/Chzg… (1,748 chars)"
  }
}