{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950520,-0.310662,0.000000,0.000000,0.173483,-0.530799,0.829552,0.000000,-0.257169,0.786848,0.561012,0.000000,-1641989.172901,5023921.592738,3558004.639112,1],    "boundingVolume": {    "region": [1.886628,0.595550,1.886744,0.595664,0.000000,8.802620]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/11_1423842.b3dm"}}}