{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949991,-0.312277,0.000000,0.000000,0.174461,-0.530736,0.829387,0.000000,-0.258453,0.786252,0.561257,0.000000,-1650190.609345,5020120.662262,3559564.341030,1],    "boundingVolume": {    "region": [1.888299,0.595801,1.888471,0.596006,0.000000,18.488243]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1351487.b3dm"}}}