{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.889419,-0.457093,0.000000,0.000000,0.287217,-0.558871,0.777926,0.000000,-0.354639,0.690062,0.630908,0.000000,-2264956.883321,4407188.538145,4002415.380978,1],    "boundingVolume": {    "region": [2.045463,0.682679,2.045577,0.682767,0.000000,56.574354]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/0_368293.b3dm"}}}