I'm sorry, but without any information or content to summarize, it is impossible to provide an SEO description for the document. The summary is typically a concise overview of the main points or content of a document, so without any content to summarize, 

Delete Product Feature

/product-custom-fields/

List Product Custom Fields

LicenseSpring Documentation

Explore the documentation and learn how to use LicenseSpring.

LicenseSpring Docs

Introduction

Basic Concepts

Opening an Account

Creating & Configuring Products

Integrating SDK and Configuring License Fulfillment

Activate a Key-Based License

Issuing New Licenses

License Detail View

Order Detail View

Customer Detail View

Customers Import

License Import

License Export

License Features Import

Orders Export

Importing/Exporting Data

Metadata

Analytics

Two-Factor Authentication (2FA)

Users

Email Notifications

Roles/Permissions/User Labels

Audit Log

Billing

OAuth Configuration

Settings

Vendor Platform

Product Features

Product Custom Fields

Product Versioning

Air-Gapped License Policy

License Policies

Product Bundles

Product Configuration

Time-Limited vs Subscription Licenses

License Types

Trial Licenses

Online License Activation

Offline License Activation

Air-Gapped License Activation

Hardware Key Licensing

License Activation Types

Cloud Concurrent Licensing

Floating License Server

Comparison of Floating Cloud and Floating Server Licenses

Floating Licenses

Features

Floating Features

Custom Fields

License Start Date

License Note

Maintenance Period

Activations & Device Transfers

Consumption Period in License/Features

License Entitlements

Reseller & Distributor Portals

The License Manager

License Manager Guide

End-User Portal

Offline Portal

Air-Gapped Portal

Portals

API Key Authorization

OAuth Authorization

Request Signature

Response Signature

Response Signature v2

License API Authorization

Activate License (Online Method)

Activate License (Offline Method)

Activate Bundle (Online Method)

Activate Bundle (Offline Method)

Deactivate License (Online Method)

Deactivate License (Offline Method)

Deactivate Bundle (Online Method)

Deactivate Bundle (Offline Method)

License Activation/Deactivation

Check License

Check Bundle

License Check

License Feature Check

Add Consumption

Add Feature Consumption

Consumption

License

Floating

Licenses for User

Licenses for Device

List Licenses

Trial Key

List Products

Get Product Details

Products

Get Device Variables

Track Device Variables

Device Variables

Change Password

Get Product Versions

Get Installation File

List License Users for Customer

Single Sign-On URL

Error Responses

License API

Making API Requests

Management API Authorization

Metadata Filtering

Retrieve Customer

Create Customer

List Customers

Update Customer

Delete Customer

Merge Customers

Export Customers

Import Customers from CSV

/customer-accounts/

/customers-import-results/

/clables/

Customer

Retrieve Product

List Bundles for a Product

List Products in a Bundle

Create Product

Import Products From CSV

Export Products

/product-features/

/installation-files/

Product

Create Order

Retrieve Order

Update Order

Delete Order

List Orders

Remove Manager from Order

Add Manager to Order

Add Managers (bulk) to Order

List Managers on Order

Export Orders

Export Order

Change Customer on Order

Generate License Key

Order

Retrieve License

Update License

Update Licenses (Bulk)

Update License Product Features

Delete License

Enable License

Reset License

Reset Consumptions on License

Disable License

Disable Licenses (Bulk)

Assign User to License

Assign Users (Bulk) to License

Set Activations Data for User

Unassign User from License

Import Licenses From CSV

Import License Features From CSV

Export Licenses History

License Templates

/license-custom-fields/

/license-users/

Untitled

/license-import-results/

/license-features-import-results/

/license-histories/

/license-activation-histories/

List Devices

Retrieve Device

Reset Device

Blacklist Device

Whitelist Device

Borrow Device

Release Borrowed Device

/device-variables/

Device

List Activities

/activities-hourly/

Management API

Webhooks

Events list

Events API

Getting Started

Best Practices

Advanced Usage

Licensing Scenarios

Tutorials

.NET/C# SDK

.NET/C# Management SDK

SDK Distribution and Licensing

C++ SDK

Java Modules

Java Hardware (Device) IDs

Javadoc & Downloads

Java Advanced Usage

Java SDK

SDKs