{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896742,-0.442553,0.000000,0.000000,0.282696,-0.572824,0.769386,0.000000,-0.339559,0.688045,0.641322,0.000000,-2168738.805611,4394502.050974,4068659.453409,1],    "boundingVolume": {    "region": [2.029149,0.696163,2.029331,0.696276,0.000000,59.875551]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/7_942458.b3dm"}}}