sign_key.json

{
    "primaryKeyId": 1727482545,
    "key": [{
        "keyData": {
            "typeUrl": "type.googleapis.com/google.crypto.tink.EcdsaPrivateKey",
            "keyMaterialType": "ASYMMETRIC_PRIVATE",
            "value": "Ek0SBggDEAIYAhohAIwFUt/p/49UoDJtpqwGkp92L1t0TGdwX5LSXsab+hlqIiAnzNHRgRPkLvF+WPbUlQlg/ogAZC5w5zk7xprAZ49gxhohAKJVBpRezPfDs5UKD2JvZ/YTHtixpaU7JxhTvzRZsf6w"
        },
        "outputPrefixType": "TINK",
        "keyId": 1727482545,
        "status": "ENABLED"
    }]
}