Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFAXgQaA2mQdvVgA5AYHe13fvXatgaEIo1VAScfYYEqMVQq27SW41S78hOy… (1,748 chars)"
  }
}