toJson method
Implementation
Map<String, dynamic> toJson() {
final Map<String, dynamic> data = new Map<String, dynamic>();
data['select'] = this.select;
data['sort'] = this.sort;
data['offset'] = this.offset;
data['page'] = this.page;
data['limit'] = this.limit;
data['pagination'] = this.pagination;
data['populate'] = this.populate;
data.removeWhere((key, value) => value == null);
final Map<String, dynamic> options = new Map<String, dynamic>();
options['options'] = data;
return options;
}