{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950665,-0.310220,0.000000,0.000000,0.173194,-0.530750,0.829644,0.000000,-0.256832,0.787056,0.560875,0.000000,-1639834.927800,5025243.192590,3557137.538858,1],    "boundingVolume": {    "region": [1.886163,0.595385,1.886279,0.595500,0.000000,8.189523]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/9_1344843.b3dm"}}}