{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858543,-0.512742,0.000000,0.000000,0.262446,-0.439443,0.859076,0.000000,-0.439706,0.736250,0.514387,0.000000,-2806995.246466,4700070.736551,3261754.521091,1],    "boundingVolume": {    "region": [2.109090,0.540230,2.109254,0.540355,0.000000,16.841433]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/6_247196.b3dm"}}}