{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950327,-0.311253,0.000000,0.000000,0.173626,-0.530121,0.829955,0.000000,-0.257784,0.787075,0.560411,0.000000,-1645912.114210,5025355.510344,3554190.729752,1],    "boundingVolume": {    "region": [1.887257,0.594824,1.887357,0.594941,0.000000,8.758330]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/5_1346674.b3dm"}}}