{
    "rougail.my_family_1.a_first_variable": "a modified value",
    "rougail.my_family_1.a_second_variable": "a modified value",
    "rougail.my_family_2.a_first_variable": "a value",
    "rougail.my_family_2.a_second_variable": null,
    "rougail.my_family_3.a_first_variable": "a value",
    "rougail.my_family_3.a_second_variable": "a modified value 2"
}