{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949133,-0.314874,0.000000,0.000000,0.175867,-0.530121,0.829484,0.000000,-0.260634,0.785635,0.561113,0.000000,-1664111.750879,5016177.154663,3558648.839365,1],    "boundingVolume": {    "region": [1.891052,0.595676,1.891189,0.595783,0.000000,8.797547]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/6_1365008.b3dm"}}}