{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897727,-0.440553,0.000000,0.000000,0.282870,-0.576412,0.766638,0.000000,-0.336807,0.686321,0.644612,0.000000,-2151194.123721,4383548.136799,4089594.666262,1],    "boundingVolume": {    "region": [2.026947,0.700482,2.027074,0.700551,0.000000,36.867357]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/6_856616.b3dm"}}}