{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950813,-0.309766,0.000000,0.000000,0.172973,-0.530934,0.829572,0.000000,-0.256433,0.787110,0.560982,0.000000,-1637287.897572,5025589.457536,3557816.967020,1],    "boundingVolume": {    "region": [1.885670,0.595462,1.885816,0.595681,0.000000,8.818346]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/11_1448952.b3dm"}}}