{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.871344,-0.490673,0.000000,0.000000,0.211838,-0.376185,0.902003,0.000000,-0.442032,0.784966,0.434092,0.000000,-2821117.579669,5009784.278237,2751899.489576,1],    "boundingVolume": {    "region": [2.083602,0.448990,2.083714,0.449070,0.000000,28.474576]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/2_223300.b3dm"}}}