{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944185,-0.329416,0.000000,0.000000,0.184116,-0.527721,0.829223,0.000000,-0.272584,0.781292,0.561499,0.000000,-1740415.536160,4988452.539640,3561103.755014,1],    "boundingVolume": {    "region": [1.906424,0.596159,1.906538,0.596234,0.000000,8.534453]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/3_1266577.b3dm"}}}