{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949297,-0.314382,0.000000,0.000000,0.175807,-0.530862,0.829022,0.000000,-0.260080,0.785329,0.561798,0.000000,-1660579.752118,5014233.528938,3563005.839488,1],    "boundingVolume": {    "region": [1.890551,0.596547,1.890652,0.596569,0.000000,7.984680]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/14/7_1337733.b3dm"}}}