{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896532,-0.442978,0.000000,0.000000,0.282923,-0.572601,0.769469,0.000000,-0.339921,0.687958,0.641223,0.000000,-2171055.454991,4393944.463108,4068030.333765,1],    "boundingVolume": {    "region": [2.029623,0.696034,2.029806,0.696147,0.000000,45.817511]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/6/6_504925.b3dm"}}}