Encounter

subject (patient_id) validate:

1. is sent
2. patient_id is UUID
3. patient exists in DB
4. patient is active and is_active=true

encounter_id validate:

1. is sent
2. encounter_id is UUID
3. that $.{encounter}[*].id from the payload are all unique among themselves
4. there is no entity with such id in the corresponding Medical events collection

status validate:

1. by dictionary eHealth/encounter_statuses

1. is sent
2. date is real
3. current_date-encounter_max_days_passed  >= date <= current_date

visit. validate:

1. is sent
2. visit as reference 
3. "visit" is a visit that belongs to the current patient

episodeOfCare (episode) validate 

1. is sent
2. episode as reference 
3. $.encounter.episode.identifier.value is one of  ME.patinet{patient_id}.episodes{*}.id
4. ME.patient{patinet_id}.episodes{episode_id}.status = 'active'
5. ME.patient{patinet_id}.episodes{episode_id}.managing_organization==token.client_id

BasedOn (incoming referrals). Validate:

1. as reference 
2. is used_by_legal_entity.identifier.value==token.client_id OR null
3. status==active or program_processing_status=in_progress (any status is valid in case program_processing_status = in_progress)
4. category=='409063005' (Counselling)
5. program is defined program_processing_status=new, in_queue or in_progress

class. Validate:

1. is sent
2. as coding item
3. by dictionary eHealth/encounter_classes

type. Validate:

1. is sent
2. is codable concept
3. by dictionary eHealth/encounter_types

serviceProvider. Validate

1. is sent
2. serviceProvider as a reference to legal_entity
3. legal_entity status = active and is_active=true
4. legal_entity.id == token.client_id

diagnoses. Validate:

1. is sent
2. as reference to condition
3. condition is not in status `entered_in_error`
4. condition is made for the same patient

actions. Validate:

1. by dictionaries eHealth/ICPC2/actions OR eHealth/ambulatory/actions

division. Validate:

1. as a reference to division 
2. PRM.division.status = "ACTIVE" and is-active=true
3. PRM.division.legal_entity= token.client_id

prescriptions. Validate:

1. as a string with max length = 2000 

supporting_info. Valudate:

1. as a reference to "observation" or "diagnostic_report"
2. validate "observation" or "diagnostic_report" is not in status `entered_in_error`

encounter.period