{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948708,-0.316153,0.000000,0.000000,0.176443,-0.529466,0.829779,0.000000,-0.261786,0.785565,0.560674,0.000000,-1671469.572923,5015723.639213,3555857.478978,1],    "boundingVolume": {    "region": [1.892420,0.595088,1.892516,0.595311,0.000000,8.816292]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/13_1179537.b3dm"}}}