curl --request GET \
  --url http://localhost/api/api/subjects/{client_subject_id} \
  --header 'Authorization: Bearer <token>'

{
  "client_subject_id": "<string>",
  "subject_name": "<string>",
  "unique_identification_number": "<string>",
  "account_holder": true,
  "address": "<string>",
  "customer_segment": "<string>",
  "date_and_place_of_birth": "<string>",
  "country_of_birth_or_incorporation": "<string>",
  "nationality": "<string>",
  "account_type": "<string>",
  "account_type_ii": "<string>",
  "account_opening_date": "<string>",
  "account_opening_date_ii": "<string>",
  "customer_aml_risk_rating": "<string>",
  "customer_account": "<string>",
  "customer_account_ii": "<string>",
  "customer_opening_date": "<string>",
  "source_of_funds": "<string>",
  "average_monthly_income": "<string>",
  "cif_status": "<string>",
  "occupation": "<string>",
  "industry": "<string>",
  "purpose_of_account": "<string>",
  "contact_number": "<string>",
  "email_address": "<string>",
  "risk_assessment_score": "<string>",
  "created_by": 123,
  "modified_by": 123
}