BSF_Analytics::register_usage_tracking_setting()

		public function register_usage_tracking_setting() {

			foreach ( $this->entities as $key => $data ) {

				if ( ! apply_filters( $key . '_tracking_enabled', true ) || $this->is_white_label_enabled( $key ) ) {
					return;
				}

				$usage_doc_link = isset( $data['usage_doc_link'] ) ? $data['usage_doc_link'] : $this->usage_doc_link;
				$author         = isset( $data['author'] ) ? $data['author'] : 'Brainstorm Force';

				register_setting(
					'general',             // Options group.
					$key . '_analytics_optin',      // Option name/database.
					array( 'sanitize_callback' => array( $this, 'sanitize_option' ) ) // sanitize callback function.
				);

				add_settings_field(
					$key . '-analytics-optin',       // Field ID.
					__( 'Usage Tracking', 'astra-addon' ),       // Field title.
					array( $this, 'render_settings_field_html' ), // Field callback function.
					'general',
					'default',                   // Settings page slug.
					array(
						'type'           => 'checkbox',
						'title'          => $author,
						'name'           => $key . '_analytics_optin',
						'label_for'      => $key . '-analytics-optin',
						'id'             => $key . '-analytics-optin',
						'usage_doc_link' => $usage_doc_link,
					)
				);
			}
		}