Jolt – Get only one key from JSON array and by default empty values for array values

I have an below JSON input :

Trouble Using Jolt Transformer for shift operation on multiple arrays

Sample Input:

Jolt to handle a multilayered Nested JSON to flat JSON

Input:

Jolt to handle a multilayered Nested JSON to flat JSON

Jolt spec to handle a nested array when the values are coming in a array.