{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948605,-0.316463,0.000000,0.000000,0.176597,-0.529353,0.829819,0.000000,-0.262056,0.785517,0.560615,0.000000,-1673188.838255,5015416.664268,3555484.389685,1],    "boundingVolume": {    "region": [1.892747,0.595017,1.892843,0.595240,0.000000,8.766100]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/13_1183772.b3dm"}}}