{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950704,-0.310101,0.000000,0.000000,0.173147,-0.530833,0.829600,0.000000,-0.256719,0.787046,0.560939,0.000000,-1639118.462424,5025185.271287,3557546.800394,1],    "boundingVolume": {    "region": [1.886038,0.595463,1.886154,0.595577,0.000000,8.640146]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/10_1344488.b3dm"}}}