{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949383,-0.314120,0.000000,0.000000,0.175135,-0.529321,0.830149,0.000000,-0.260220,0.786478,0.560124,0.000000,-1661462.282573,5021538.894522,3552361.784430,1],    "boundingVolume": {    "region": [1.890245,0.594402,1.890407,0.594668,0.000000,8.817751]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/11_1381536.b3dm"}}}