{"asset": {                "version": "0.0",                "gltfUpAxis": "Y"            },            "geometricError":100.000000,"root": {                "transform": [-0.970040,-0.242945,0.000000,0.000000,0.123176,-0.491823,0.861939,0.000000,-0.209041,0.834665,0.509545,0.000000,-1334449.731729,5328242.204623,3230998.996807,1],                "boundingVolume": {                    "region": [1.816143,0.534620,1.816250,0.534692,0.000000,9.000000]},"geometricError": 100.000000,                        "refine": "REPLACE",                        "content": {                            "uri": "./tile/5/9/18.b3dm"}}}