{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/Lead",
  "title": "Lead",
  "type": "object",
  "properties": {
    "id": {
      "type": "integer",
      "description": "Unique ID of the lead."
    },
    "first_name": {
      "type": "string",
      "description": "First name."
    },
    "last_name": {
      "type": "string",
      "description": "Last name."
    },
    "email": {
      "type": "string",
      "format": "email",
      "description": "Email address."
    },
    "work_number": {
      "type": "string",
      "description": "Work phone number."
    },
    "mobile_number": {
      "type": "string",
      "description": "Mobile phone number."
    },
    "company": {
      "type": "object",
      "description": "Company information.",
      "properties": {
        "name": {
          "type": "string",
          "description": "Company name."
        }
      }
    },
    "job_title": {
      "type": "string",
      "description": "Job title."
    },
    "lead_source_id": {
      "type": "integer",
      "description": "ID of the lead source."
    },
    "lead_stage_id": {
      "type": "integer",
      "description": "ID of the lead stage."
    },
    "owner_id": {
      "type": "integer",
      "description": "ID of the owning sales agent."
    },
    "lead_score": {
      "type": "integer",
      "description": "Lead score."
    },
    "custom_field": {
      "type": "object",
      "additionalProperties": true,
      "description": "Custom field values."
    },
    "created_at": {
      "type": "string",
      "format": "date-time",
      "description": "Timestamp when created."
    },
    "updated_at": {
      "type": "string",
      "format": "date-time",
      "description": "Timestamp when last updated."
    }
  }
}