{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950450,-0.310876,0.000000,0.000000,0.173593,-0.530731,0.829572,0.000000,-0.257352,0.786810,0.560981,0.000000,-1643159.115672,5023677.773045,3557810.100126,1],    "boundingVolume": {    "region": [1.886861,0.595512,1.886961,0.595629,0.000000,8.763836]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/11_1451737.b3dm"}}}