{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.871366,-0.490634,0.000000,0.000000,0.211841,-0.376229,0.901984,0.000000,-0.441987,0.784969,0.434133,0.000000,-2820833.943401,5009800.652502,2752158.677294,1],    "boundingVolume": {    "region": [2.083557,0.449035,2.083670,0.449116,0.000000,90.631680]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/2_224784.b3dm"}}}