Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwC9L9jwQ6uUIt/jcKyf4fxDhBDEMLbDVfyy2QE2hhIlfg7W0DEWPPgGJcHD… (844 chars)"
  }
}