{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895096,-0.445873,0.000000,0.000000,0.284006,-0.570147,0.770891,0.000000,-0.342780,0.688136,0.639508,0.000000,-2189296.549687,4395046.514236,4057122.697339,1],    "boundingVolume": {    "region": [2.032879,0.693796,2.033012,0.693921,0.000000,75.953245]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/6_976980.b3dm"}}}