{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949398,-0.314076,0.000000,0.000000,0.175104,-0.529310,0.830163,0.000000,-0.260188,0.786503,0.560103,0.000000,-1661260.453748,5021699.777468,3552229.639279,1],    "boundingVolume": {    "region": [1.890199,0.594377,1.890361,0.594643,0.000000,8.440972]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/10_1381745.b3dm"}}}