{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897669,-0.440671,0.000000,0.000000,0.285383,-0.581340,0.761971,0.000000,-0.334830,0.682066,0.650134,0.000000,-2138619.927822,4356478.534644,4124726.611926,1],    "boundingVolume": {    "region": [2.027066,0.707647,2.027218,0.707875,0.000000,6.512655]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/0_1795634.b3dm"}}}