{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949057,-0.315106,0.000000,0.000000,0.115870,-0.348986,0.929937,0.000000,-0.292761,0.881757,0.369859,0.000000,-1868124.537917,5626543.931985,2344292.511838,1],    "boundingVolume": {    "region": [1.891312,0.378822,1.891417,0.378892,0.000000,60.935905]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/6/20_10755.b3dm"}}}