{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949385,-0.314114,0.000000,0.000000,0.175381,-0.530076,0.829615,0.000000,-0.260046,0.785969,0.560918,0.000000,-1660357.002523,5018306.320506,3557408.957247,1],    "boundingVolume": {    "region": [1.890238,0.595361,1.890400,0.595627,0.000000,8.742126]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/14_1367439.b3dm"}}}