{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949035,-0.315171,0.000000,0.000000,0.176156,-0.530437,0.829220,0.000000,-0.260796,0.785301,0.561505,0.000000,-1665150.420150,5014053.342176,3561138.361771,1],    "boundingVolume": {    "region": [1.891365,0.596150,1.891502,0.596256,0.000000,8.815839]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/11_1146703.b3dm"}}}