Revert "Write UsageEvents Parcel data as a Blob"

This reverts commit f5bae21c5efcd51c0b3fb29942c02c00b896fccf.

Reason for revert:
Bug: 79860717
Fixes: 80215357

Change-Id: I0768e5ce0a95afe7ff091c0035335437bb33c46c
1 file changed