{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894669,-0.446730,0.000000,0.000000,0.284835,-0.570440,0.770368,0.000000,-0.343205,0.687337,0.640139,0.000000,-2192014.307826,4389956.591048,4061136.860803,1],    "boundingVolume": {    "region": [2.033837,0.694617,2.033970,0.694742,0.000000,66.149328]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/13_1138452.b3dm"}}}