{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950782,-0.309860,0.000000,0.000000,0.173139,-0.531266,0.829325,0.000000,-0.256434,0.786848,0.561349,0.000000,-1637296.348398,5023924.054749,3560148.666914,1],    "boundingVolume": {    "region": [1.885769,0.595905,1.885915,0.596125,0.000000,8.710537]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/13_1339597.b3dm"}}}