{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898757,-0.438446,0.000000,0.000000,0.283244,-0.580614,0.763322,0.000000,-0.333735,0.684113,0.648544,0.000000,-2131612.120052,4369525.434158,4114609.228043,1],    "boundingVolume": {    "region": [2.024583,0.705611,2.024748,0.705730,0.000000,17.268650]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/9_1832877.b3dm"}}}