A quick and simple Golang tool to help you prettify your JSON.
go get cpl.li/go/jpp
Usage is straightforward:
# Get the help message with all flag description
# Change indent style and/or prefix
jpp -indent " " -prefix " "
# Use a file as input
jpp -file /var/log/docker/output.json
# Use it as a pipe
cmd0 | cmd1 | jpp
Feel free to make whatever changes you want to the code.