{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895753,-0.444552,0.000000,0.000000,0.284150,-0.572550,0.769055,0.000000,-0.340944,0.686988,0.641720,0.000000,-2177590.571078,4387755.603724,4071194.789341,1],    "boundingVolume": {    "region": [2.031409,0.696680,2.031531,0.696798,0.000000,22.004503]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_658388.b3dm"}}}