Validate request

1. 1. Validate mandatory query params
      
      1. first_name
      2. last_name
      3. birth_date
   2. Validate optional query params
      1. second_name
      2. tax_id
      3. birth_certificate
      4. phone_number

Calculate age

age = MONTHS_BETWEEN (now(), $.birth_date) / 12

Search existing MPI entity

Search only active persons - MPI.persons.is_active=true

1. if tax_id is not null and age>=14
   1. search fields: tax_id, birth_date
   2. additional fields: second_name, phone_number
2. if tax_id is null and age>=14
   
   1. search fields: first_name, last_name, birth_date
   2. additional fields: tax_id, second_name, phone_number
3. if age<14
   
   1. search fields: birth_certificate, birth_date
   2. additional fields:  first_name, last_name, second_name

Return empty array if no data found

Return only requested params, id, first_name, second_name, last_name, birth_place and merged_ids if data found

For example:

http://ehealth.edenlabllc.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

{
   "id":"b075f148-7f93-4fc2-b2ec-2d81b19a9b7b",
   "first_name":"Петро",
   "last_name":"Іванов",
   "second_name":"Миколайович",
   "birth_date":"1991-08-19",
   "birth_country":"Україна",
   "birth_settlement":"Вінниця",
   "merged_ids":[
         "id":"7bca069f-21e4-4546-90cf-b65e3f39d93d"
   ]
}