{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951685,-0.307076,0.000000,0.000000,0.114814,-0.355828,0.927472,0.000000,-0.284536,0.881828,0.376058,0.000000,-1815666.801592,5627082.330932,2383618.826845,1],    "boundingVolume": {    "region": [1.882911,0.385518,1.882921,0.385558,0.000000,10.626139]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/6/2.b3dm"}}}