/**
			 * Subscription payment failed.
			 *
			 *   'payload' => array (
			 *      'name'       => '',          // Subscription name
			 *      'amount'     => 00.00,       // Subscription price
			 *      'status'     => 'suspended', // Subscription status
			 *      'profile'    => array (
			 *          'customerProfileId'        => 123,
			 *          'customerPaymentProfileId' => 123,
			 *      ),
			 *      'transactionDetails" => array (
			 *          'transId': 123,
			 *          'error': 'This transaction has been declined.', // Transaction error	
			 *          'submitTimeUTC": "2021-04-09T09:29:27.257"		// Transaction time
			 *      ),
			 *      'entityName' => 'subscription',
			 *      'id'         => '123',       // Subscription ID.
			 * )
			 *
			 */
			case 'net.authorize.customer.subscription.failed' :
				$subscription_id = 'anet_' . $event_json['payload']['id'];
				$membership      = rcp_get_membership_by( 'gateway_subscription_id', $subscription_id );

				rcp_log( sprintf( 'Processing net.authorize.customer.subscription.failed event type for subscription ID %s.', $subscription_id ) );

				if ( empty( $membership ) ) {
					rcp_log( 'Exiting Authorize.net webhook - unable to find membership.' );

					die();
				}

				if ( ! $membership->is_active() ) {
					rcp_log( sprintf( 'Exiting Authorize.net webhook - membership #%d is not active.', $membership->get_id() ) );

					die();
				}

				$member = $this->membership->get_customer()->get_member();

				do_action( 'rcp_recurring_payment_failed', $member, $this );
				do_action( 'rcp_authorizenet_silent_post_error', $member, $this );

				break;