{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950053,-0.312088,0.000000,0.000000,0.174111,-0.530025,0.829915,0.000000,-0.258463,0.786809,0.560471,0.000000,-1650251.392851,5023662.277654,3554569.726345,1],    "boundingVolume": {    "region": [1.888105,0.594889,1.888269,0.595020,0.000000,8.787773]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/10_1452642.b3dm"}}}