To use Firebase in the ios children category

I'm using Firebase to create an app for ios children's categories

Guidelines 1.3 and 5.1.4 have been updated in the Updates to the App Store Review Guidelines on June 3, 2019.
https://developer.apple.com/news/?id=06032019j

Here,

Guidelines 1.3 and 5.1.4.In order to help keep kids' data private, apps in the kids category and apps intended for kids cannot include third-party advertising or analysis software and may not transmit data to third parties.

Guidelines 1.3 and 5.1.4. In order to keep your child's data private, third-party advertising and analysis software cannot be included in children's category apps or children's apps, and data cannot be sent to third parties.

is described as

The Firebase Analytics installed at the same time as you install the Firebase Core is
You may be affected by the third-party analysis software listed in the guidelines, but
Since it is difficult for me to have a replacement server myself, I have come up with two solutions.
Are these solutions possible with Firebase in the first place?

1. Use Firebase Analytics in such a way that there is no problem with Apple's review.
　·Something that seems necessary
　　a. Avoid acquiring specific data such as IDFA or IP from the Firebase Analytics SDK.
　　b. Send events from the Firebase Analytics SDK, but do not analyze user attributes.

2. Use BigQuery instead of just Firebase Analytics.
　·Something that seems necessary
　　a. Installing Firebase Core does not install Firebase Analytics.
　　b. Capture tracked data into BiqQuery using features from Firebase other than Firebase Analytics.

Thank you for your cooperation.