{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949283,-0.314423,0.000000,0.000000,0.175438,-0.529671,0.829861,0.000000,-0.260380,0.786120,0.560551,0.000000,-1662486.300547,5019262.883006,3555079.920978,1],    "boundingVolume": {    "region": [1.890564,0.594919,1.890726,0.595184,0.000000,12.174147]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/13_1457768.b3dm"}}}