{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949600,-0.313463,0.000000,0.000000,0.174938,-0.529954,0.829787,0.000000,-0.259562,0.786311,0.560662,0.000000,-1657264.370559,5020487.095332,3555784.610066,1],    "boundingVolume": {    "region": [1.889553,0.595052,1.889715,0.595318,0.000000,8.657353]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/13_1369606.b3dm"}}}