Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAZ3mv/PmQM73h1rPuqJnp6pXDRud/NUWLgO/xqfJn6bRHLZ6aibxAijYFI… (844 chars)"
  }
}