{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897560,-0.440892,0.000000,0.000000,0.283144,-0.576419,0.766532,0.000000,-0.337019,0.686098,0.644739,0.000000,-2152549.215527,4382125.338108,4090400.946880,1],    "boundingVolume": {    "region": [2.027325,0.700647,2.027452,0.700716,0.000000,11.353655]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/8_858701.b3dm"}}}