{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949791,-0.312884,0.000000,0.000000,0.174647,-0.530160,0.829716,0.000000,-0.259059,0.786402,0.560767,0.000000,-1654057.877699,5021069.288085,3556451.020329,1],    "boundingVolume": {    "region": [1.888942,0.595246,1.889106,0.595378,0.000000,8.810960]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/13_1355970.b3dm"}}}