{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949106,-0.314958,0.000000,0.000000,0.116081,-0.349802,0.929604,0.000000,-0.292518,0.881483,0.370703,0.000000,-1866577.086345,5624807.700084,2349649.366083,1],    "boundingVolume": {    "region": [1.891155,0.379709,1.891263,0.379824,0.000000,65.375520]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/20_76074.b3dm"}}}