{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948706,-0.316161,0.000000,0.000000,0.176480,-0.529563,0.829710,0.000000,-0.261771,0.785497,0.560777,0.000000,-1671370.889407,5015287.394332,3556514.693974,1],    "boundingVolume": {    "region": [1.892429,0.595212,1.892525,0.595436,0.000000,7.926040]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/13_1073040.b3dm"}}}