{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896476,-0.443092,0.000000,0.000000,0.282996,-0.572566,0.769468,0.000000,-0.340008,0.687915,0.641223,0.000000,-2171611.166200,4393666.889778,4068033.500453,1],    "boundingVolume": {    "region": [2.029750,0.696035,2.029932,0.696148,0.000000,54.891054]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/7/6_942134.b3dm"}}}