{
"input": {
"photos" : [
{
"id": "1234",
"fileName": "Acme.jpg"
},
{
"id": "9876",
"fileName": "Boxy.jpg"
}
]
},
"spec": {
"photos" : {
"*" : {
"@(fileName)": "photos[&(1)].@(id)"
}
}
},
"expected": {
"photos" : [
{
"1234" : "Acme.jpg"
},
{
"9876" : "Boxy.jpg"
}
]
}
}