{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.871458,-0.490470,0.000000,0.000000,0.211700,-0.376145,0.902052,0.000000,-0.441874,0.785112,0.433989,0.000000,-2820109.082143,5010711.670288,2751249.018273,1],    "boundingVolume": {    "region": [2.083370,0.448876,2.083482,0.448957,0.000000,71.966220]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/0/0_211081.b3dm"}}}