{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950220,-0.311580,0.000000,0.000000,0.173870,-0.530248,0.829823,0.000000,-0.258013,0.786859,0.560608,0.000000,-1647379.126725,5023984.916074,3555440.078169,1],    "boundingVolume": {    "region": [1.887602,0.595061,1.887701,0.595178,0.000000,8.764896]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7_1453377.b3dm"}}}