{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898093,-0.439805,0.000000,0.000000,0.284313,-0.580574,0.762955,0.000000,-0.334607,0.683277,0.648977,0.000000,-2137184.520783,4364188.319428,4117363.438474,1],    "boundingVolume": {    "region": [2.026112,0.706128,2.026244,0.706350,0.000000,15.709792]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/12_1821196.b3dm"}}}