{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898919,-0.438115,0.000000,0.000000,0.282934,-0.580520,0.763508,0.000000,-0.333565,0.684405,0.648324,0.000000,-2130523.014200,4371381.211216,4113211.319364,1],    "boundingVolume": {    "region": [2.024214,0.705322,2.024380,0.705441,0.000000,22.408144]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/6_1843770.b3dm"}}}