{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895654,-0.444751,0.000000,0.000000,0.284238,-0.572407,0.769129,0.000000,-0.341130,0.686979,0.641631,0.000000,-2178779.908094,4387694.252220,4070628.365233,1],    "boundingVolume": {    "region": [2.031632,0.696564,2.031754,0.696682,0.000000,62.689333]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/3/2_949075.b3dm"}}}