{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944184,-0.329418,0.000000,0.000000,0.184117,-0.527719,0.829224,0.000000,-0.272586,0.781292,0.561498,0.000000,-1740428.928352,4988454.722576,3561094.216213,1],    "boundingVolume": {    "region": [1.906426,0.596157,1.906540,0.596232,0.000000,8.805641]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/3_1297198.b3dm"}}}