Add Protobuf encoding/decoding for Kafka by using Schema Registry

[DaryaTalapina]

Enhancement:
Kafka topics are encoded with Protobuf https://protobuf.dev/

Consumed messages from Kafka have encoding issue (displayed as

)
Add opportunity to encode values from variables encoded with Protobuf or add opportunity to consume and decode events from Kafka using Schema Registry (as on Kafka UI for example)
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