{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858155,-0.513391,0.000000,0.000000,0.262966,-0.439559,0.858858,0.000000,-0.440150,0.735729,0.514753,0.000000,-2809830.835919,4696746.143201,3264085.419077,1],    "boundingVolume": {    "region": [2.109846,0.540657,2.110011,0.540783,0.000000,41.881500]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/10_428276.b3dm"}}}