{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897901,-0.440198,0.000000,0.000000,0.284553,-0.580423,0.762980,0.000000,-0.334917,0.683153,0.648947,0.000000,-2139164.687246,4363399.810799,4117172.111744,1],    "boundingVolume": {    "region": [2.026549,0.706088,2.026681,0.706311,0.000000,14.813745]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/12_1820846.b3dm"}}}