{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/Applicant",
  "title": "Applicant",
  "type": "object",
  "properties": {
    "id": {
      "type": "integer",
      "description": "Unique ID of the applicant."
    },
    "first_name": {
      "type": "string",
      "description": "First name."
    },
    "last_name": {
      "type": "string",
      "description": "Last name."
    },
    "email": {
      "type": "string",
      "format": "email",
      "description": "Email address."
    },
    "phone_number": {
      "type": "string",
      "description": "Phone number."
    },
    "job_posting_id": {
      "type": "integer",
      "description": "ID of the associated job posting."
    },
    "status": {
      "type": "string",
      "description": "Application status."
    },
    "source": {
      "type": "string",
      "description": "Application source."
    },
    "resume_url": {
      "type": "string",
      "format": "uri",
      "description": "URL to the applicant resume."
    },
    "custom_fields": {
      "type": "object",
      "additionalProperties": true,
      "description": "Custom field values."
    },
    "created_at": {
      "type": "string",
      "format": "date-time",
      "description": "Timestamp when the application was created."
    },
    "updated_at": {
      "type": "string",
      "format": "date-time",
      "description": "Timestamp when last updated."
    }
  }
}