{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950580,-0.310479,0.000000,0.000000,0.173676,-0.531735,0.828912,0.000000,-0.256817,0.786285,0.561961,0.000000,-1639747.499455,5020344.088154,3564042.255752,1],    "boundingVolume": {    "region": [1.886444,0.596706,1.886542,0.596805,0.000000,8.813590]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/8_1395132.b3dm"}}}