{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.871360,-0.490645,0.000000,0.000000,0.211840,-0.376218,0.901989,0.000000,-0.441999,0.784968,0.434122,0.000000,-2820910.876557,5009794.033036,2752092.319262,1],    "boundingVolume": {    "region": [2.083569,0.449023,2.083682,0.449104,0.000000,90.631680]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/2_224430.b3dm"}}}