{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950593,-0.310440,0.000000,0.000000,0.173424,-0.531038,0.829411,0.000000,-0.256940,0.786774,0.561221,0.000000,-1640530.888863,5023448.983918,3559335.401649,1],    "boundingVolume": {    "region": [1.886394,0.595803,1.886510,0.595917,0.000000,8.769852]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/13_1425555.b3dm"}}}