{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950239,-0.311520,0.000000,0.000000,0.173927,-0.530535,0.829628,0.000000,-0.257903,0.786689,0.560899,0.000000,-1646674.795414,5022899.883205,3557286.458323,1],    "boundingVolume": {    "region": [1.887539,0.595412,1.887639,0.595529,0.000000,8.818623]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/10_1455222.b3dm"}}}