Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQEwIR8uj0QXQdCPcrFhf8/ThWHYNFvrTm9/Vbfg+xP3GhlwIZA9w77h5Y9/… (1,748 chars)"
  }
}