{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950359,-0.311155,0.000000,0.000000,0.173725,-0.530606,0.829625,0.000000,-0.257599,0.786785,0.560903,0.000000,-1644737.404801,5023512.804090,3557317.047271,1],    "boundingVolume": {    "region": [1.887155,0.595418,1.887254,0.595535,0.000000,8.816455]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/10_1455260.b3dm"}}}