{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949248,-0.314528,0.000000,0.000000,0.175542,-0.529789,0.829764,0.000000,-0.260436,0.785998,0.560696,0.000000,-1662846.238188,5018488.112781,3555999.048582,1],    "boundingVolume": {    "region": [1.890687,0.595173,1.890824,0.595279,0.000000,6.279036]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/1_1369070.b3dm"}}}