{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949632,-0.313369,0.000000,0.000000,0.175238,-0.531042,0.829027,0.000000,-0.259243,0.785611,0.561790,0.000000,-1655240.012785,5016037.070888,3562952.256905,1],    "boundingVolume": {    "region": [1.889458,0.596464,1.889611,0.596632,0.000000,8.066593]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/6/7_1411441.b3dm"}}}