{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897945,-0.440108,0.000000,0.000000,0.282470,-0.576319,0.766855,0.000000,-0.336563,0.686684,0.644353,0.000000,-2149634.187913,4385861.427330,4087945.480199,1],    "boundingVolume": {    "region": [2.026452,0.700143,2.026579,0.700212,0.000000,8.705742]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/1_883504.b3dm"}}}