# Get Securities Count

Get total count of available securities with optional filters.

Args:
    sector: Optional sector filter
    exchange: Optional exchange filter
    is_active: Optional active status filter
    industry: Optional industry filter
    asset_type: Optional asset type filter
    user: Authenticated user
    db: Database session
    
Returns:
    Total count and metadata

Endpoint: GET /series/securities/count
Version: 1.0.0
Security: HTTPBearer

## Query parameters:

  - `sector` (any)
    Filter by sector

  - `exchange` (any)
    Filter by exchange

  - `is_active` (any)
    Filter by active status

  - `industry` (any)
    Filter by industry

  - `asset_type` (any)
    Filter by asset type

## Response 422 fields (application/json):

  - `detail` (array)

  - `detail.loc` (array, required)

  - `detail.msg` (string, required)

  - `detail.type` (string, required)