Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCfS0ZPFBOXzJJz3bI1Q/vkVr4R01Brqawbj0EnuaaVYEhwgoxc8hE0eSex… (1,748 chars)"
  }
}