{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896530,-0.442983,0.000000,0.000000,0.282942,-0.572632,0.769439,0.000000,-0.339912,0.687930,0.641259,0.000000,-2170993.432953,4393761.214418,4068259.806316,1],    "boundingVolume": {    "region": [2.029628,0.696081,2.029811,0.696194,0.000000,51.130713]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/6/6_505017.b3dm"}}}