{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950052,-0.312092,0.000000,0.000000,0.174341,-0.530717,0.829424,0.000000,-0.258312,0.786338,0.561201,0.000000,-1649291.795844,5020669.071392,3559209.809193,1],    "boundingVolume": {    "region": [1.888105,0.595734,1.888277,0.595939,0.000000,8.809885]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/1_1429395.b3dm"}}}