{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943219,-0.332173,0.000000,0.000000,0.186281,-0.528954,0.827954,0.000000,-0.274441,0.779286,0.563379,0.000000,-1752282.027258,4975680.477933,3573052.185906,1],    "boundingVolume": {    "region": [1.909330,0.598421,1.909475,0.598519,0.000000,8.729967]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/6_568778.b3dm"}}}