Traceback error when trying to load .json file (keylabels)

[ghost]

I used the below layout I created on KLE and got the error (see screenshot attached). Anything I can try? Thanks a lot!

[ { "name": "1960", "author": "netzverweigerer@GitHub", "notes": "\n\n\n _ _ _ \n/ |/ \ / / / \ \n| | () | ' \| | | |\n| |\_, | () | || |\n|| // \/ \/ \n \n", "radii": "12px 12px 12px 12px", "css": "@import url(http://fonts.googleapis.com/css?family=Roboto);\n@import url(http://fonts.googleapis.com/css?family=Lato);\n@import url(http://fonts.googleapis.com/css?family=Gamja+Flower);\n.keylabel0 { font-family: 'Gamja Flower'; font-size:0.7em; }\n.keylabel1 { font-family: 'Lato'; }\n.keylabel4 { font-family: 'Roboto'; font-size: 1.5em;}\n.keylabel8 { font-family: 'Roboto'; font-size: 0.65em;}\n\n\n\n\n\n" }, [ { "c": "#db2121", "a": 7 }, "", { "c": "#cccccc", "a": 4 }, "!\n\n\n\n\n\n\n\n\n1", "\"\n\n\n²\n\n\n\n\n\n2", "§\n\n\n³\n\n\n\n\n\n3", "$\n\n\n\n\n\n\n\n\n4", "%\n\n\n\n\n\n\n\n\n5", "&\n\n\n\n\n\n\n\n\n6", "/\n\n\n{\n\n\n\n\n\n7", "(\n\n\n[\n\n\n\n\n\n8", ")\n\n\n]\n\n\n\n\n\n9", "=\n\n\n}\n\n\n\n\n\n0", "?\n\n\n\\n\n\n\n\n\nß", "`\n\n\n\n\n\n\n\n\n´", { "c": "#333333", "t": "#cccc22", "a": 7, "w": 2 }, "" ], [ { "w": 1.5, "n": true }, "", { "c": "#cccccc", "t": "#000000", "a": 4 }, "\n\n\n@\n\n\n\n\n\nQ", { "a": 7 }, "W", "E", "R", "T", "Z", "U", "I", "O", "P", "Ü", { "a": 4 }, "*\n\n\n~\n\n\n\n\n\n+", { "x": 0.25, "c": "#333333", "t": "#ff6600", "a": 7, "w": 1.25, "h": 2, "w2": 1.5, "h2": 1, "x2": -0.25 }, "" ], [ { "w": 1.75 }, "", { "c": "#cccccc", "t": "#000000" }, "A", "S", "D", { "n": true }, "F", "G", { "a": 4 }, "\n\n\n\n\n\n\n\n\nH", { "n": true }, "\n\n\n\n\n\n\n\n\nJ", "\n\n\n\n\n\n\n\n\nK", "\n\n\n\n\n\n\n\n\nL", { "a": 7 }, "Ö", "Ä", { "a": 4 }, "'\n\n\n\n\n\n\n\n\n#" ], [ { "c": "#333333", "t": "#cccc22", "a": 7, "w": 1.25 }, "", { "c": "#cccccc", "t": "#000000", "a": 4 }, "\n<\n\n|\n\n\n\n\n\n>", { "a": 7 }, "Y", "X", "C", "V", "B", "N", { "a": 4 }, "\n\n\nµ\n\n\n\n\n\nM", "\n,\n\n\n\n\n\n\n\n:", "\n.\n\n\n\n\n\n\n\n:", "\n_\n\n\n\n\n\n\n\n-", { "c": "#333333", "t": "#cccc22", "a": 7, "w": 2.75 }, "" ], [ { "t": "#ee55cc", "w": 1.25 }, "", { "t": "#ff3322" }, "", { "t": "#44eecc", "w": 1.25 }, "", { "t": "#55ee55", "w": 1.25 }, "", { "c": "#cccccc", "t": "#000000", "w": 2 }, "", { "w": 2.25 }, "", { "c": "#333333", "t": "#55ee55", "w": 1.25 }, "", { "t": "#44eecc", "w": 1.25 }, "", { "t": "#ff3322" }, "", { "t": "#cccc22", "w": 1.25 }, "", { "t": "#ee55cc", "w": 1.25 }, "" ] ]