{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.893935,-0.448196,0.000000,0.000000,0.288851,-0.576118,0.764626,0.000000,-0.341744,0.681614,0.647003,0.000000,-2182751.799778,4353533.321483,4104804.160707,1],    "boundingVolume": {    "region": [2.035460,0.703566,2.035626,0.703729,0.000000,46.655184]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_1996843.b3dm"}}}