{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950211,-0.311607,0.000000,0.000000,0.173889,-0.530256,0.829814,0.000000,-0.258033,0.786843,0.560622,0.000000,-1647504.944283,5023880.261117,3555529.059048,1],    "boundingVolume": {    "region": [1.887631,0.595078,1.887730,0.595195,0.000000,8.815537]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/7_1453551.b3dm"}}}