Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGNm3jT3/5VkC/Md30Fh8pVdhqkXZfDY45jF8fh1YxTPAElD/7pvY/F4kOq… (844 chars)"
  }
}