{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895901,-0.444254,0.000000,0.000000,0.283865,-0.572454,0.769231,0.000000,-0.340795,0.687260,0.641508,0.000000,-2176634.477639,4389490.760270,4069844.499237,1],    "boundingVolume": {    "region": [2.031083,0.696409,2.031192,0.696516,0.000000,57.944838]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/1_619138.b3dm"}}}