{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950310,-0.311306,0.000000,0.000000,0.174092,-0.531444,0.829011,0.000000,-0.257532,0.786156,0.561814,0.000000,-1644313.235121,5019519.182758,3563106.779073,1],    "boundingVolume": {    "region": [1.887287,0.596485,1.887439,0.596670,0.000000,8.799261]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/3_1398928.b3dm"}}}