{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950179,-0.311706,0.000000,0.000000,0.174056,-0.530577,0.829574,0.000000,-0.258040,0.786586,0.560979,0.000000,-1647549.571807,5022248.979633,3557796.956082,1],    "boundingVolume": {    "region": [1.887735,0.595509,1.887834,0.595626,0.000000,8.818384]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/11_1354245.b3dm"}}}