like Corion said, add it to $tmp 

$tmp->{inputPhrase}=$SearchWord;

[download]
Then it will be converted to json just fine.

Edit: Now im not paying enough attention, The hash is inside an array at $tmp->[0] See Re^3: Append JSON (from hashref)

In reply to Re^3: Append JSON (from hashref) by huck
in thread Append JSON (from hashref) by Anonymous Monk

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