{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943468,-0.331462,0.000000,0.000000,0.185747,-0.528706,0.828232,0.000000,-0.273947,0.779757,0.562968,0.000000,-1749126.235310,4978679.724158,3570437.221901,1],    "boundingVolume": {    "region": [1.908577,0.597923,1.908722,0.598021,0.000000,8.754841]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/1_1248494.b3dm"}}}