ConvertBlockRawBytes processes the block in byte format and returns it in a struct.

PrintableUTF8OrEmpty checks to see if the entire string is a UTF8 printable string.

PrintBlockInfoFromRawBytes processes the raw block bytes and prints all the block information out.

ProcessTransactionInBlock transforms a transaction found inside a block into the desired transaction model References: https://github.com/algorand/indexer/blob/6e4d737f2e4e49088b436a234caee6681435053d/api/handlers.go https://github.com/algorand/indexer/blob/fac3b03349d108457abc27c083bd44052590c487/importer/importer.go https://github.com/algorand/indexer/blob/6e4d737f2e4e49088b436a234caee6681435053d/api/converter_utils.go.