{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950411,-0.310996,0.000000,0.000000,0.173938,-0.531558,0.828970,0.000000,-0.257263,0.786201,0.561875,0.000000,-1642594.407130,5019807.320186,3563491.039181,1],    "boundingVolume": {    "region": [1.886988,0.596601,1.887086,0.596700,0.000000,8.811629]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/6_1393884.b3dm"}}}