stringify function:

Return the JSON represantation of the object.

Examples:

• running: (stringify true) will give: "true"

• running: (stringify 1e2) will give: "100"

• running: (stringify {"key": [1, 2, "3"]}) will give: "{\"key\": [1, 2, \"3\"]}"

• running: (stringify (+ 10 20)) will give: "30"