{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950175,-0.311718,0.000000,0.000000,0.174061,-0.530570,0.829577,0.000000,-0.258051,0.786587,0.560973,0.000000,-1647619.520150,5022250.746450,3557762.302922,1],    "boundingVolume": {    "region": [1.887747,0.595503,1.887847,0.595620,0.000000,8.820354]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/11_1455890.b3dm"}}}