{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858704,-0.512472,0.000000,0.000000,0.262133,-0.439233,0.859279,0.000000,-0.439580,0.736564,0.514046,0.000000,-2806182.567594,4702066.344573,3259591.439947,1],    "boundingVolume": {    "region": [2.108776,0.539832,2.108940,0.539958,0.000000,57.304366]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/3_210122.b3dm"}}}