{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943762,-0.330625,0.000000,0.000000,0.183776,-0.524585,0.831286,0.000000,-0.274272,0.782903,0.558425,0.000000,-1751171.014607,4998680.847922,3541566.042076,1],    "boundingVolume": {    "region": [1.907707,0.592396,1.907817,0.592576,0.000000,8.748131]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/2_1246437.b3dm"}}}