{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948924,-0.315505,0.000000,0.000000,0.176343,-0.530375,0.829220,0.000000,-0.261072,0.785210,0.561504,0.000000,-1666915.645010,5013467.822467,3561136.892570,1],    "boundingVolume": {    "region": [1.891717,0.596149,1.891854,0.596256,0.000000,8.713896]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/11_1149990.b3dm"}}}