## What ❔
Customize RUST_LOG variable
## Why ❔
There're lot of packages used for EN and each of them has their own
logging verbosity
## Checklist
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## What ❔
Logs in json format and option for set verbosity level for rust
## Why ❔
It can be useful for specify verbose level.
## Checklist
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- [x] PR title corresponds to the body of PR (we generate changelog
entries from PRs).
- [x] Documentation comments have been added / updated.
## What ❔
Remove node exporter from monitoring
## Why ❔
Redundant for this context
## Checklist
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- [x] PR title corresponds to the body of PR (we generate changelog
entries from PRs).
- [x] Documentation comments have been added / updated.
