{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948882,-0.315631,0.000000,0.000000,0.176377,-0.530244,0.829296,0.000000,-0.261200,0.785248,0.561391,0.000000,-1667731.244704,5013711.458764,3560416.802431,1],    "boundingVolume": {    "region": [1.891849,0.596013,1.891986,0.596119,0.000000,8.766976]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/10_1149160.b3dm"}}}