{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948859,-0.315699,0.000000,0.000000,0.176596,-0.530773,0.828911,0.000000,-0.261134,0.784861,0.561962,0.000000,-1667313.522435,5011252.372049,3564048.095525,1],    "boundingVolume": {    "region": [1.891939,0.596746,1.892040,0.596767,0.000000,8.531255]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/28/17_1053794.b3dm"}}}