{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896954,-0.442123,0.000000,0.000000,0.286970,-0.582189,0.760726,0.000000,-0.335380,0.680401,0.651594,0.000000,-2142148.162899,4345869.745824,4134013.850571,1],    "boundingVolume": {    "region": [2.028671,0.709632,2.028850,0.709736,0.000000,10.139010]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/4/9_1781047.b3dm"}}}