serving_metadata_demo.json

{
    "model_spec": {
        "name": "bitcoin_predictor",
        "signature_name": "",
        "version": "1"
    },
    "metadata": {
        "signature_def": {
        ...
                "serving_raw": {
                    "inputs": {
                        "Low": { <-- name
                            "dtype": "DT_FLOAT",
                            "tensor_shape": {
                                "dim": [
                                    {
                                        "size": "-1", <--- batch
                                        "name": ""
                                    },
                                    {
                                        "size": "7", <--- window size
                                        "name": ""
                                    }
                                ],
                                "unknown_rank": false
                            },
                            "name": "serving_raw_Low:0"
                        },
                     ....
                    "outputs": {
                        "High": { <--- output name
                            "dtype": "DT_FLOAT",
                            "tensor_shape": {
                                "dim": [
                                    {
                                        "size": "-1", <--- just batch dimension means output shape is (1,)
                                        "name": ""
                                    }
                                ],
                                "unknown_rank": false
                            },
                            "name": "PartitionedCall_1:1"
                        },
                        ...
}