I get this result.

> Model <- keras_model_sequential()
Loaded Tensorflow version 2.9.1
2022-08-08 13:46:56.508479: I tensorflow/core/platform/cpu_feature_guard.cc:193] This TensorFlow binary is optimized with oneAPI Deep Neural Network Library (oneDNN) to use the following CPU instructions in performance-critical operations: AVX AVX2
To enable them in other operations, rebuild TensorFlow with the appropriate compiler flags.
2022-08-08 13:46:56.955928: I tensorflow/core/common_runtime/gpu/gpu_device.cc:1532] Created device /job:localhost/replica:0/task:0/device:GPU:0 with 5965 MB memory: -> device: 0, name: NVIDIA GeForce RTX 2080, pci bus id: 0000:01:00.0, compute capability: 7.5
> Model
Model: <no summary available, model was not built>
>

I am completely new to R and RStudio so I'm not sure how to setup layers. I come from c# dev