{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895737,-0.444584,0.000000,0.000000,0.284185,-0.572571,0.769026,0.000000,-0.340956,0.686950,0.641754,0.000000,-2177666.193437,4387514.818421,4071412.368455,1],    "boundingVolume": {    "region": [2.031445,0.696725,2.031566,0.696843,0.000000,40.183657]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_664073.b3dm"}}}