{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948707,-0.316158,0.000000,0.000000,0.176433,-0.529429,0.829805,0.000000,-0.261799,0.785589,0.560635,0.000000,-1671546.328316,5015873.671719,3555611.416317,1],    "boundingVolume": {    "region": [1.892425,0.595041,1.892521,0.595264,0.000000,8.781243]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/13_1178918.b3dm"}}}