Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDFX8f0kfJSC8N/DLLyrEbFDrrQ+6h2rK0NlSLoxu4QgBPvcEPpCBMQdI1x… (844 chars)"
  }
}