Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwC9dSHfW+GYWRJSRt/oYD1uwsQodzATDYXiELBX4jvBqmLN2p8zI+DTtBSd… (844 chars)"
  }
}