TypeError: Cannot read property 'filter' of undefined at NestCam.checkAlerts 
Error keeps throwing since update to homebridge-nest-cam v2.3.2 every 10 seconds. It appears to be superficial. I am not noticing any issue other than a 1%-2% increase in CPU load.
_"TypeError: Cannot read property 'filter' of undefined at NestCam.checkAlerts (/usr/local/lib/node_modules/homebridge-nest-cam/src/nestcam.ts:108:50) at processTicksAndRejections (internal/process/task_queues.js:97:5)"_

Raspbian GNU/Linux Buster (10)
Node.js Version: v12.16.3
Npm Version: v6.14.4
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> [5/23/2020, 8:35:52 AM] [Nest-cam] Configuring accessory Driveway
> --
> [5/23/2020, 8:35:52 AM] [Nest-cam] Configuring accessory Patio
> [5/23/2020, 8:35:52 AM] [Nest-cam] Setting Field Test to false
> [5/23/2020, 8:35:52 AM] [Nest-cam] Authenticating via Google.
> [5/23/2020, 8:35:57 AM] Homebridge is running on port 51434.
> [5/23/2020, 8:36:02 AM] [Nest-cam] Checking for alerts on Driveway
> [5/23/2020, 8:36:02 AM] [Nest-cam] Updating info for Driveway
> [5/23/2020, 8:36:02 AM] [Nest-cam] Checking for alerts on Patio
> [5/23/2020, 8:36:02 AM] [Nest-cam] Updating info for Patio
> [5/23/2020, 8:36:03 AM] [Nest-cam] TypeError: Cannot read property 'filter' of undefined at NestCam.checkAlerts (/usr/local/lib/node_modules/homebridge-nest-cam/src/nestcam.ts:108:50) at processTicksAndRejections (internal/process/task_queues.js:97:5)
> [5/23/2020, 8:36:12 AM] [Nest-cam] Checking for alerts on Driveway
> [5/23/2020, 8:36:12 AM] [Nest-cam] Updating info for Front Yard
> [5/23/2020, 8:36:12 AM] [Nest-cam] Checking for alerts on Patio
> [5/23/2020, 8:36:12 AM] [Nest-cam] Updating info for Patio
> [5/23/2020, 8:36:13 AM] [Nest-cam] TypeError: Cannot read property 'filter' of undefined at NestCam.checkAlerts (/usr/local/lib/node_modules/homebridge-nest-cam/src/nestcam.ts:108:50) at processTicksAndRejections (internal/process/task_queues.js:97:5)

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