{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950672,-0.310199,0.000000,0.000000,0.172865,-0.529780,0.830332,0.000000,-0.257029,0.787720,0.559851,0.000000,-1641090.140830,5029467.639668,3550626.076289,1],    "boundingVolume": {    "region": [1.886108,0.594132,1.886290,0.594278,0.000000,8.411913]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/8_1375933.b3dm"}}}