{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896532,-0.442978,0.000000,0.000000,0.282952,-0.572659,0.769415,0.000000,-0.339898,0.687910,0.641287,0.000000,-2170905.219349,4393638.816101,4068437.865437,1],    "boundingVolume": {    "region": [2.029623,0.696118,2.029806,0.696230,0.000000,56.610151]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/6/6_942300.b3dm"}}}