{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943936,-0.330128,0.000000,0.000000,0.184446,-0.527387,0.829363,0.000000,-0.273220,0.781219,0.561292,0.000000,-1744472.743926,4987981.633697,3559786.819692,1],    "boundingVolume": {    "region": [1.907187,0.595889,1.907283,0.596003,0.000000,8.810059]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/9_1271483.b3dm"}}}