{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950701,-0.310109,0.000000,0.000000,0.173435,-0.531698,0.828986,0.000000,-0.256534,0.786456,0.561852,0.000000,-1637943.097796,5021432.484045,3563343.319995,1],    "boundingVolume": {    "region": [1.886022,0.596538,1.886187,0.596707,0.000000,8.791633]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/2_1393091.b3dm"}}}