{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949113,-0.314937,0.000000,0.000000,0.115900,-0.349284,0.929821,0.000000,-0.292567,0.881698,0.370152,0.000000,-1866891.426688,5626171.806008,2346154.648470,1],    "boundingVolume": {    "region": [1.891133,0.379116,1.891241,0.379231,0.000000,33.608448]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/14_6483.b3dm"}}}