{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950019,-0.312193,0.000000,0.000000,0.174388,-0.530670,0.829445,0.000000,-0.258402,0.786331,0.561171,0.000000,-1649864.697019,5020618.668274,3559016.683342,1],    "boundingVolume": {    "region": [1.888211,0.595697,1.888382,0.595902,0.000000,8.809885]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/1_1433596.b3dm"}}}