> ## Documentation Index > Fetch the complete documentation index at: https://docs.cynopsis.co/llms.txt > Use this file to discover all available pages before exploring further. # Enroll Customer > Subject(s) - Enrolling of customer profiles **Customer** (used in this doc) and **Subject** (used in the API/backend) mean the same thing: one individual. In order for Athena to accept Transaction records, the Subjects/Customers will need to be enrolled into Athena first. Each customer/subject ID record represents an individual person. Sample HTTP Request (**Mandatory** fields only) ```bash theme={null} HTTP Method: POST URL: {{base_url}}/api/subjects Request Body: e.g. { "client_subject_id":"AS0001Y", "subject_name":"Lim Kay Wee" } ``` Sample HTTP Request (**Mandatory Fields and Optional** Fields Included) ```bash theme={null} HTTP Method: POST URL: {{base_url}}/api/subjects Request Body: e.g. { "client_subject_id": "AS0002Y", "subject_name":"Joseph Tan Kai Song", "customer_segment":"High Net Worth", "date_and_place_of_birth":"13-Jun-1992, Singapore", "nationality":"SINGAPOREAN", "account_type":"REGULAR", "customer_aml_risk_rating":"MEDIUM", "customer_account":"PREMIUM", "account_opening_date":"13 Jun 2010", "source_of_funds":"Unknown", "average_monthly_income":"5000”, "cif_status":"N/A", "occupation":"Software Developer", "industry":"Information Technology", "purpose_of_account":"Savings", "contact_number":"97412572", "email_address":"jasontay@outlook.sg", "unique_identification_number":"123456789", "address":"Marina Bay", "account_type_ii":"-", "account_opening_date_ii":"-", "customer_account_ii":"-" } ``` ## OpenAPI ````yaml post /api/subjects openapi: 3.0.3 info: title: Athena API version: v3 x-logo: url: https://cynopsis.co/wp-content/uploads/2021/03/logo-2.png altText: Cynopsis Solutions description: >- ATHENA is an advanced real-time transaction monitoring solution designed to detect and prevent money laundering, fraud, and terrorism financing. Powered by proprietary AML rules, ATHENA analyzes transactions in real time, providing clear, intuitive visual insights to streamline compliance processes. ✅ Real-Time Monitoring – Instantly analyzes transaction data to detect anomalies and potential compliance risks. ✅ Visualized Insights – Converts complex data into easy-to-understand charts, aiding faster decision-making. ✅ Seamless Integration – Easily integrates with existing financial and compliance systems. Ideal for financial institutions, fintech companies, and regulated businesses, ATHENA enhances risk management and ensures regulatory compliance with ease. contact: email: tech@cynopsis.co servers: - url: http://localhost/api description: Local development server security: [] paths: /api/subjects: post: tags: - Subjects summary: Create a subject operationId: subject_create requestBody: content: application/json: schema: $ref: '#/components/schemas/SubjectRequest' application/x-www-form-urlencoded: schema: $ref: '#/components/schemas/SubjectRequest' multipart/form-data: schema: $ref: '#/components/schemas/SubjectRequest' required: true responses: '201': content: application/json: schema: $ref: '#/components/schemas/Subject' description: '' security: - CustomAuthentication: [] - cookieAuth: [] - BearerAuth: [] components: schemas: SubjectRequest: type: object properties: client_subject_id: type: string minLength: 1 maxLength: 255 subject_name: type: string minLength: 1 maxLength: 255 unique_identification_number: type: string maxLength: 255 account_holder: type: boolean nullable: true address: type: string maxLength: 255 customer_segment: type: string maxLength: 255 date_and_place_of_birth: type: string maxLength: 255 country_of_birth_or_incorporation: type: string maxLength: 255 nationality: type: string maxLength: 60 account_type: type: string maxLength: 255 account_type_ii: type: string maxLength: 255 account_opening_date: type: string maxLength: 255 account_opening_date_ii: type: string maxLength: 255 customer_aml_risk_rating: type: string maxLength: 255 customer_account: type: string maxLength: 255 customer_account_ii: type: string maxLength: 255 customer_opening_date: type: string maxLength: 255 source_of_funds: type: string maxLength: 255 average_monthly_income: type: string maxLength: 255 cif_status: type: string maxLength: 255 occupation: type: string maxLength: 255 industry: type: string maxLength: 255 purpose_of_account: type: string maxLength: 255 contact_number: type: string maxLength: 255 email_address: type: string maxLength: 255 risk_assessment_score: type: string format: decimal pattern: ^-?\d{0,3}(?:\.\d{0,2})?$ created_by: type: integer nullable: true modified_by: type: integer nullable: true required: - client_subject_id - subject_name Subject: type: object properties: client_subject_id: type: string maxLength: 255 subject_name: type: string maxLength: 255 unique_identification_number: type: string maxLength: 255 account_holder: type: boolean nullable: true address: type: string maxLength: 255 customer_segment: type: string maxLength: 255 date_and_place_of_birth: type: string maxLength: 255 country_of_birth_or_incorporation: type: string maxLength: 255 nationality: type: string maxLength: 60 account_type: type: string maxLength: 255 account_type_ii: type: string maxLength: 255 account_opening_date: type: string maxLength: 255 account_opening_date_ii: type: string maxLength: 255 customer_aml_risk_rating: type: string maxLength: 255 customer_account: type: string maxLength: 255 customer_account_ii: type: string maxLength: 255 customer_opening_date: type: string maxLength: 255 source_of_funds: type: string maxLength: 255 average_monthly_income: type: string maxLength: 255 cif_status: type: string maxLength: 255 occupation: type: string maxLength: 255 industry: type: string maxLength: 255 purpose_of_account: type: string maxLength: 255 contact_number: type: string maxLength: 255 email_address: type: string maxLength: 255 risk_assessment_score: type: string format: decimal pattern: ^-?\d{0,3}(?:\.\d{0,2})?$ created_by: type: integer nullable: true modified_by: type: integer nullable: true required: - client_subject_id - subject_name securitySchemes: CustomAuthentication: type: http scheme: bearer bearerFormat: JWT description: JWT token obtained from AWS Cognito or custom authentication service cookieAuth: type: apiKey in: cookie name: sessionid ````