{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949174,-0.314752,0.000000,0.000000,0.175591,-0.529515,0.829929,0.000000,-0.260674,0.786094,0.560451,0.000000,-1664364.370806,5019094.832104,3554442.667153,1],    "boundingVolume": {    "region": [1.890945,0.594835,1.891039,0.595026,0.000000,8.809330]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/13/28_1372300.b3dm"}}}