{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898349,-0.439283,0.000000,0.000000,0.283749,-0.580276,0.763392,0.000000,-0.334403,0.683865,0.648462,0.000000,-2135875.779115,4367937.343405,4114087.843549,1],    "boundingVolume": {    "region": [2.025531,0.705451,2.025663,0.705674,0.000000,26.077469]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/9_1832300.b3dm"}}}