JSON fatal issue when changing beacon texture

 { "parent": "block/cube_column",
 "ambientocclusion": false,
 "textures":
{ "particle": "blocks/glass", "glass": "blocks/glass", "obsidian": "blocks/obsidian", "beacon": "blocks/beacon" "beacontop": "blocks/beacon_top" }
,
 "elements": [
 { "__comment": "Glass shell",
 "from": [ 0, 0, 0 ],
 "to": [ 16, 16, 16 ],
 "faces":
{ "down": \{ "uv": [ 0, 0, 16, 16 ], "texture": "#glass" }
,
 "up": { "uv": [ 0, 0, 16, 16 ], "texture": "#glass" },
 "north": { "uv": [ 0, 0, 16, 16 ], "texture": "#glass" },
 "south": { "uv": [ 0, 0, 16, 16 ], "texture": "#glass" },
 "west": { "uv": [ 0, 0, 16, 16 ], "texture": "#glass" },
 "east": { "uv": [ 0, 0, 16, 16 ], "texture": "#glass" }
 }
 },
 { "__comment": "Obsidian base",
 "from": [ 2, 0.1, 2 ],
 "to": [ 14, 3, 14 ],
 "faces":
{ "down": \{ "uv": [ 2, 2, 14, 14 ], "texture": "#obsidian" }
,
 "up": { "uv": [ 2, 2, 14, 14 ], "texture": "#obsidian" },
 "north": { "uv": [ 2, 13, 14, 16 ], "texture": "#obsidian" },
 "south": { "uv": [ 2, 13, 14, 16 ], "texture": "#obsidian" },
 "west": { "uv": [ 2, 13, 14, 16 ], "texture": "#obsidian" },
 "east": { "uv": [ 2, 13, 14, 16 ], "texture": "#obsidian" }
 }
 },
 { "__comment": "Inner beacon texture",
 "from": [ 3, 3, 3 ],
 "to": [ 13, 14, 13 ],
 "faces":
{ "down": \{ "uv": [ 3, 3, 13, 13 ], "texture": "#beacontop" }
,
 "up": { "uv": [ 3, 3, 13, 13 ], "texture": "#beacontop" },
 "north": { "uv": [ 3, 2, 13, 13 ], "texture": "#beacon" },
 "south": { "uv": [ 3, 2, 13, 13 ], "texture": "#beacon" },
 "west": { "uv": [ 3, 2, 13, 13 ], "texture": "#beacon" },
 "east": { "uv": [ 3, 2, 13, 13 ], "texture": "#beacon" }
 }
 }**
 ]
 }