{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943972,-0.330025,0.000000,0.000000,0.184270,-0.527070,0.829603,0.000000,-0.273214,0.781477,0.560935,0.000000,-1744435.306698,4989622.398749,3557520.292474,1],    "boundingVolume": {    "region": [1.907078,0.595458,1.907174,0.595573,0.000000,8.814206]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/5_1274798.b3dm"}}}