{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950206,-0.311623,0.000000,0.000000,0.173892,-0.530235,0.829826,0.000000,-0.258050,0.786851,0.560603,0.000000,-1647612.440082,5023930.323626,3555409.315179,1],    "boundingVolume": {    "region": [1.887647,0.595056,1.887746,0.595172,0.000000,8.814601]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/7_1453307.b3dm"}}}