{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950579,-0.310484,0.000000,0.000000,0.173684,-0.531751,0.828899,0.000000,-0.256817,0.786272,0.561980,0.000000,-1639750.084479,5020259.799929,3564159.005873,1],    "boundingVolume": {    "region": [1.886450,0.596728,1.886548,0.596827,0.000000,8.813590]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/8_1395364.b3dm"}}}