{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897539,-0.440936,0.000000,0.000000,0.283178,-0.576419,0.766519,0.000000,-0.337047,0.686070,0.644754,0.000000,-2152728.255897,4381949.268147,4090494.714355,1],    "boundingVolume": {    "region": [2.027374,0.700667,2.027500,0.700736,0.000000,9.458233]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/9_858995.b3dm"}}}