{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950050,-0.312098,0.000000,0.000000,0.174042,-0.529797,0.830075,0.000000,-0.258522,0.786960,0.560233,0.000000,-1650624.292223,5024618.024025,3553055.581864,1],    "boundingVolume": {    "region": [1.888115,0.594601,1.888279,0.594732,0.000000,16.856485]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/7_1459185.b3dm"}}}