{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950593,-0.310439,0.000000,0.000000,0.173760,-0.532068,0.828681,0.000000,-0.256712,0.786075,0.562304,0.000000,-1639077.750357,5019006.450261,3566218.951076,1],    "boundingVolume": {    "region": [1.886402,0.597120,1.886500,0.597219,0.000000,8.691090]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/12_1384362.b3dm"}}}