> "It is often the case that the object construction is more costly than the JSON parsing, and you can't fix that with binary formats."
What.
typedef struct _some_struct_t
{
unsigned long some_long;
unsigned long some_other_long;
} some_struct_t;
...
{
some_struct_t foo = { 0 };
foo.some_long = 1;
foo.some_other_long = 2;
}