Validate request

...

1. if tax_id is not null and age>=16
   1. search fields: tax_id, first_name, last_name, birth_date
   2. additional fields: second_name, phone_number
2. if tax_id is null and age>=16
   
   1. search fields: first_name, last_name, birth_date
   2. additional fields: tax_id, second_name, phone_number
3. if age<16
   
   1. search fields: birth_certificate, birth_date
   2. additional fields:  first_name, last_name, second_name

...

http://ehealth.nebo15edenlabllc.com/api/persons?first_name=%D0%9F%D0%B5%D1%82%D1%80%D0%BE&last_name=%D0%86%D0%B2%D0%B0%D0%BD%D0%BE%D0%B2&birth_date=1991-08-19T00%3A00%3A00.000Z

...