A JSON object describing a FMU model in the FMU object has the following syntax:

{
    "modelName": "Constant FMU 1",
    "modelGuid": "c9c99c11-6865-487f-90ef-e453c8a850c1",
    "startTime": 0.0,
    "stepSize": 0.01
}

Object Members

modelName	A string value containing the name of the FMU model.
modelGuid	A string value containing the unique UUID from the Model Description file of the FMU.
startTime	An float value containing the start time of the simulation.
stepSize	An float value containing the step size for the simulation.

Please keep in mind that all of the values listed above should be the same as those listed in the FMU's Model Description file. In addition, only one model description object should be assigned to a single model.