{
    "Problem": [
        {
            "Lower bound": -Infinity, 
            "Number of constraints": 0, 
            "Number of objectives": 1, 
            "Number of variables": 4, 
            "Sense": "minimize", 
            "Upper bound": 0.070882957844803113
        }
    ], 
    "Solution": [
        {
            "number of solutions": 1, 
            "number of solutions displayed": 1
        }, 
        {
            "Constraint": "No nonzero values", 
            "Objective": {
                "f": {
                    "Value": 0.070882957844803113
                }
            }, 
            "Status": "bestSoFar", 
            "Variable": {
                "x1": {
                    "Value": -0.033333333333333326
                }, 
                "x2": {
                    "Value": 1.6000000000000001
                }, 
                "x3": {
                    "Value": -1.5925925925925926
                }
            }
        }
    ], 
    "Solver": [
        {
            "Final step length": 2.3703703703703702, 
            "Number of iterations": 9, 
            "Status": "ok", 
            "Termination condition": "minFunctionValue"
        }
    ]
}
