{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948593,-0.316499,0.000000,0.000000,0.176653,-0.529454,0.829742,0.000000,-0.262061,0.785435,0.560728,0.000000,-1673223.912492,5014892.050715,3556202.956523,1],    "boundingVolume": {    "region": [1.892785,0.595153,1.892881,0.595376,0.000000,8.769189]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/13_1185929.b3dm"}}}