{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950206,-0.311623,0.000000,0.000000,0.173889,-0.530226,0.829833,0.000000,-0.258052,0.786857,0.560593,0.000000,-1647626.489143,5023971.896757,3555344.496250,1],    "boundingVolume": {    "region": [1.887647,0.595043,1.887747,0.595160,0.000000,8.814601]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/7_1453148.b3dm"}}}