{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.871336,-0.490687,0.000000,0.000000,0.211856,-0.376202,0.901992,0.000000,-0.442039,0.784949,0.434116,0.000000,-2821162.833783,5009672.710679,2752055.147832,1],    "boundingVolume": {    "region": [2.083618,0.449017,2.083730,0.449098,0.000000,90.631680]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/2_224240.b3dm"}}}