{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950861,-0.309617,0.000000,0.000000,0.172745,-0.530516,0.829887,0.000000,-0.256408,0.787451,0.560514,0.000000,-1637124.747444,5027762.845206,3554840.172852,1],    "boundingVolume": {    "region": [1.885528,0.594949,1.885644,0.595063,0.000000,8.771651]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/5_1448294.b3dm"}}}