Parse , modify and output text file

tjamal1

I am trying to input text file which have some json 

i want to add another field to this json and then export it to same text file (overwrite it)

the expected result would be  (as txt file)

{
"tabcontent": [
{
"id": aboutTabContent,
"header": " Earn Points, Reap the Rewards",
"para": "Para content"

"Date": 3/9/2019

}
]
}

TextJSON.yxzp

DanielMS

Please see the attached workflow

For avakharia.yxzp