{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949850,-0.312706,0.000000,0.000000,0.174778,-0.530893,0.829220,0.000000,-0.258756,0.785976,0.561505,0.000000,-1652125.465105,5018359.812872,3561138.790766,1],    "boundingVolume": {    "region": [1.888751,0.596100,1.888922,0.596306,0.000000,16.506789]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/3_1437000.b3dm"}}}