{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.890888,-0.454222,0.000000,0.000000,0.292259,-0.573222,0.765507,0.000000,-0.346741,0.680080,0.645958,0.000000,-2214657.568120,4343717.171512,4098152.718644,1],    "boundingVolume": {    "region": [2.042248,0.702234,2.042343,0.702320,0.000000,13.120142]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/4_1683699.b3dm"}}}