{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949038,-0.315162,0.000000,0.000000,0.176111,-0.530318,0.829306,0.000000,-0.260816,0.785386,0.561377,0.000000,-1665277.324297,5014591.278663,3560326.945203,1],    "boundingVolume": {    "region": [1.891356,0.595995,1.891493,0.596102,0.000000,10.149173]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/10_1068417.b3dm"}}}