{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948733,-0.316079,0.000000,0.000000,0.176391,-0.529451,0.829800,0.000000,-0.261732,0.785606,0.560643,0.000000,-1671119.443911,5015979.604001,3555662.292780,1],    "boundingVolume": {    "region": [1.892342,0.595051,1.892438,0.595274,0.000000,8.816292]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/13_1074214.b3dm"}}}