{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950472,-0.310811,0.000000,0.000000,0.173656,-0.531047,0.829357,0.000000,-0.257231,0.786622,0.561301,0.000000,-1642386.618529,5022479.566661,3559844.179109,1],    "boundingVolume": {    "region": [1.886785,0.595900,1.886900,0.596014,0.000000,8.756141]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/14_1426246.b3dm"}}}