{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950080,-0.312007,0.000000,0.000000,0.174399,-0.531055,0.829196,0.000000,-0.258170,0.786143,0.561540,0.000000,-1648384.767910,5019430.010949,3561362.455121,1],    "boundingVolume": {    "region": [1.888032,0.596141,1.888170,0.596350,0.000000,8.817862]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/2_1432693.b3dm"}}}