{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895633,-0.444793,0.000000,0.000000,0.284311,-0.572486,0.769043,0.000000,-0.341124,0.686885,0.641735,0.000000,-2178739.261628,4387099.828842,4071286.313334,1],    "boundingVolume": {    "region": [2.031679,0.696699,2.031800,0.696817,0.000000,47.144606]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/3/3_686788.b3dm"}}}