{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858241,-0.513247,0.000000,0.000000,0.262892,-0.439603,0.858858,0.000000,-0.440026,0.735803,0.514754,0.000000,-2809037.900001,4697219.154288,3264087.237822,1],    "boundingVolume": {    "region": [2.109678,0.540658,2.109842,0.540783,0.000000,62.360233]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/10_428776.b3dm"}}}