"data":{"headers":{"sender":"frank@abc.com"
"to":"jim@def.com"
"subject":"Help with this project"
"x-received-time":"14144273245408"
"received":"from abc.com ()rn        by mail.mail.com with SMTP (Postfix)rn        for jim@def.com;rn        Mon
"from":""Help with this project" <frank@abc.com>"
"date":"Mon, 27 Oct 2014 09:03:14 -0500"
"id":"1414427328-2345855-frank"
"to":"jim@def.com"
"time":14144273245408
"subject":"Help with this project"
"fromfull":"frank@abc.com"

perl -n0e '@a= $_ =~ /"date":(".*?").*?"id":(".*?").*?"to":"(.*?)".*?".*?"subject":(".*?").*?"fromfull":"(.*?)"/gs;  while (my @next_n = splice @a, 0, 5) { print join(q{,}, @next_n)."n"}' inputfile.txt

"Mon, 27 Oct 2014 09:03:14 -0500","1414427328-2345855-frank",jim@def.com,"Help with this project",frank@abc.com

jq '.data.headers | [.sender, .to, .subject, ."x-received-time",
.received, .from, .date, .id, .to, .subject, .fromfull]
+ [(.time | tostring)] | join(", ")'

node parseline.js < some.txt

node parsefile.js yourfile.json > yourfile.csv

#!/usr/bin/gawk -f
BEGIN {
  FS="""
  output=""
  nodata=1
}

/^"data"/{
  if( ! nodata )
  {
    gsub("|$","",output)
    print output
    nodata=0
  }
  output=""
}

/^"[^d][^a][^t][^a]/{
  if ( $2 == "to" || $2 == "fromfull" || $2 == "id" || $2 == "subject" || $2 == "date" )
    output=output$4"|"
}

END{
  gsub("|$","",output)
  print output
}

awk -F ":" '{gsub(""","",$1);key=$1;sub(key " ","");gsub("\","",$0);value[key]=$0; if ("fromfull"== key) print value["from"] ";" value["to"] ";" value["fromfull"] ";" value["id"] ";" value["subject"] ";" value["date"] ;}' jsonFile > csvFile

""Help with this project" <frank@abc.com>";"jim@def.com";"frank@abc.com";"1414427328-2345855-frank";"Help with this project";"Mon, 27 Oct 2014 09 03 14 -0500"

cat YOUR_JSON_FILEname | jsonv to,fromfull,id,subject,date > output.csv