Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBdQlL4Yn5sL4PRCbxGEFTjfQJgJnKtFQQV+sfWbT8TX0daqiZp3ouee7hX… (1,748 chars)"
  }
}