{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897538,-0.440938,0.000000,0.000000,0.283170,-0.576399,0.766537,0.000000,-0.337056,0.686085,0.644733,0.000000,-2152788.617124,4382047.272559,4090358.871934,1],    "boundingVolume": {    "region": [2.027376,0.700639,2.027503,0.700708,0.000000,8.847014]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/8_858617.b3dm"}}}