Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDgejPbwjbpbIloOccTd3yxwPISE8n0uOHfYDo1vdC8IDRmUMK7luBO+3g2… (1,748 chars)"
  }
}