{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949320,-0.314311,0.000000,0.000000,0.175527,-0.530147,0.829539,0.000000,-0.260185,0.785842,0.561031,0.000000,-1661246.135548,5017499.891252,3558126.459509,1],    "boundingVolume": {    "region": [1.890458,0.595577,1.890596,0.595684,0.000000,8.819391]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/5_1444824.b3dm"}}}