{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950892,-0.309523,0.000000,0.000000,0.173170,-0.531999,0.828848,0.000000,-0.256006,0.786482,0.562056,0.000000,-1634572.994993,5021603.342756,3564641.082688,1],    "boundingVolume": {    "region": [1.885405,0.596785,1.885570,0.596954,0.000000,8.657288]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/4_1323806.b3dm"}}}