def METHOD_NAME(healthcheck, properties, prop):
    """
    If prop exists in properties, set the healthcheck's property to it.
    Input:  [dict] healthcheck: a dictionary representing a healthcheck object
            [dict] properties: a dictionary of the user supplied values
            [string] prop: the value to check if exists within properties
    """
    if prop in properties:
        healthcheck[prop] = properties[prop]