{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944122,-0.329596,0.000000,0.000000,0.184154,-0.527504,0.829353,0.000000,-0.272777,0.781363,0.561306,0.000000,-1741644.616105,4988904.161036,3559878.235395,1],    "boundingVolume": {    "region": [1.906625,0.595906,1.906720,0.596021,0.000000,8.668299]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/9_1266933.b3dm"}}}