{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949322,-0.314304,0.000000,0.000000,0.175525,-0.530155,0.829534,0.000000,-0.260178,0.785839,0.561038,0.000000,-1661200.402967,5017480.440217,3558174.913184,1],    "boundingVolume": {    "region": [1.890451,0.595586,1.890589,0.595693,0.000000,8.725249]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/5_1366218.b3dm"}}}