{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950843,-0.309674,0.000000,0.000000,0.173340,-0.532235,0.828661,0.000000,-0.256072,0.786262,0.562333,0.000000,-1634996.760997,5020205.933456,3566402.721207,1],    "boundingVolume": {    "region": [1.885563,0.597120,1.885729,0.597289,0.000000,8.805875]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/6_1383320.b3dm"}}}